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Solution
Q.1 Correct
Q.1 In-correct
Q.1 Unattempt
A star is very far from earth. If light takes 10 years from it to reach the earth, calculate the distance between star and earth.
A star is very far from earth. If light takes 10 years from it to reach the earth, calculate the distance between star and earth.
Q.2 Correct
Q.2 In-correct
Q.2 Unattempt
The length of a body is measured as 3.51 m. If the accuracy is 0.01 m, then the percentage error in the measurement is _______________
The length of a body is measured as 3.51 m. If the accuracy is 0.01 m, then the percentage error in the measurement is _______________
Q.3 Correct
Q.3 In-correct
Q.3 Unattempt
If a car accelerates from 20 m/s to 40 m/s in 10 s and its forward thrust is equal to 3 kN, whatis the mass of car?
If a car accelerates from 20 m/s to 40 m/s in 10 s and its forward thrust is equal to 3 kN, whatis the mass of car?
Q.4 Correct
Q.4 In-correct
Q.4 Unattempt
Which one of following is a characteristic of force? It
Which one of following is a characteristic of force? It
Q.5 Correct
Q.5 In-correct
Q.5 Unattempt
Angular momentum is
Angular momentum is
Q.6 Correct
Q.6 In-correct
Q.6 Unattempt
A spring of force constant K is cut into two pieces such that one piece is double the length ofthe other.Then the long piece will have a force constant of
A spring of force constant K is cut into two pieces such that one piece is double the length ofthe other.Then the long piece will have a force constant of
Q.7 Correct
Q.7 In-correct
Q.7 Unattempt
The change in the gravitational potential energy when a body of mass m is raised to a height nR above the surface of the earth is (here R is the radius of the earth)
The change in the gravitational potential energy when a body of mass m is raised to a height nR above the surface of the earth is (here R is the radius of the earth)
Q.8 Correct
Q.8 In-correct
Q.8 Unattempt
The time period of a simple pendulum on a freely moving artificial satellite is
The time period of a simple pendulum on a freely moving artificial satellite is
Q.9 Correct
Q.9 In-correct
Q.9 Unattempt
___________ possess maximum value for rigidity modulus.
___________ possess maximum value for rigidity modulus.
Q.10 Correct
Q.10 In-correct
Q.10 Unattempt
The restoring force of a system of mass executing SHM is 4N. If its displacement is 4 cm thenthe force constant is
The restoring force of a system of mass executing SHM is 4N. If its displacement is 4 cm thenthe force constant is
Q.11 Correct
Q.11 In-correct
Q.11 Unattempt
The distance between the nearest node and antinode in a stationary wave is:
The distance between the nearest node and antinode in a stationary wave is:
Q.12 Correct
Q.12 In-correct
Q.12 Unattempt
A tube closed at one end containing air is excited. It produces the fundamental note of frequency 512 Hz. If the same tube is open at both the ends, the fundamental frequency that can be produced is:
A tube closed at one end containing air is excited. It produces the fundamental note of frequency 512 Hz. If the same tube is open at both the ends, the fundamental frequency that can be produced is:
Q.13 Correct
Q.13 In-correct
Q.13 Unattempt
The specific heat of a gas in an isothermal process is:
The specific heat of a gas in an isothermal process is:
Q.14 Correct
Q.14 In-correct
Q.14 Unattempt
Which of the following is adiabatic gas equation?
Which of the following is adiabatic gas equation?
Q.15 Correct
Q.15 In-correct
Q.15 Unattempt
The volume of 1m3 of gas is doubled at atmospheric pressure. The work done at constant pressure will be
The volume of 1m3 of gas is doubled at atmospheric pressure. The work done at constant pressure will be
Q.16 Correct
Q.16 In-correct
Q.16 Unattempt
If the coefficient of cubical expansion is 'x' times of the coefficient of superficial expansion, then value of 'x' is
If the coefficient of cubical expansion is 'x' times of the coefficient of superficial expansion, then value of 'x' is
Q.17 Correct
Q.17 In-correct
Q.17 Unattempt
A man is looking his magnified image in a mirror placed in front of him. The kind of mirror he is using is _____________
A man is looking his magnified image in a mirror placed in front of him. The kind of mirror he is using is _____________
Q.18 Correct
Q.18 In-correct
Q.18 Unattempt
A nicol prism is based on the principle of ____________
A nicol prism is based on the principle of ____________
Q.19 Correct
Q.19 In-correct
Q.19 Unattempt
In Newton's rings experiment the diameter of certain order of dark ring is measured to be double that of second ring. What is the order of the ring
In Newton's rings experiment the diameter of certain order of dark ring is measured to be double that of second ring. What is the order of the ring
Q.20 Correct
Q.20 In-correct
Q.20 Unattempt
Parallel rays of light entering a convex lens always converge at ______________
Parallel rays of light entering a convex lens always converge at ______________
Q.21 Correct
Q.21 In-correct
Q.21 Unattempt
The B-H curves for two ferromagnetic materials are shown in figure.

The B-H curves for two ferromagnetic materials are shown in figure.

Q.22 Correct
Q.22 In-correct
Q.22 Unattempt
In an series LCR circuit the phase difference between voltage across R and C is
In an series LCR circuit the phase difference between voltage across R and C is
Q.23 Correct
Q.23 In-correct
Q.23 Unattempt
Eight dipoles with charges of magnitudes e are placed in side a cube. The total electric flux coming out of the cube will be
Eight dipoles with charges of magnitudes e are placed in side a cube. The total electric flux coming out of the cube will be
Q.24 Correct
Q.24 In-correct
Q.24 Unattempt
The frequency of the charged particle circular at right angles to a uniform magnetic field does not depend upon the
The frequency of the charged particle circular at right angles to a uniform magnetic field does not depend upon the
Q.25 Correct
Q.25 In-correct
Q.25 Unattempt
In the JJ Thomson method for the determination of e/m what is the angle between the magnetic & electric fields to which the electrons are subjected?
In the JJ Thomson method for the determination of e/m what is the angle between the magnetic & electric fields to which the electrons are subjected?
Q.26 Correct
Q.26 In-correct
Q.26 Unattempt
The diagram shows the energy levels for an electron in a certain atom. Which transition shown represents the emission of a photon with the most energy ?

The diagram shows the energy levels for an electron in a certain atom. Which transition shown represents the emission of a photon with the most energy ?
Q.27 Correct
Q.27 In-correct
Q.27 Unattempt
Rutherford's α -particles scattering experiment showed that
(i) electrons have negative charge
(ii) the mass and positive charge of the atom is concentrated in the nucleus
(iii) neutron exists in the nucleus
(iv) most of the space in atom is empty which of the above statements are correct?
Rutherford's α -particles scattering experiment showed that
(i) electrons have negative charge
(ii) the mass and positive charge of the atom is concentrated in the nucleus
(iii) neutron exists in the nucleus
(iv) most of the space in atom is empty which of the above statements are correct?
Q.28 Correct
Q.28 In-correct
Q.28 Unattempt
Sun gives light at the rate of 1400Wm−2 of the area perpendicular to the direction of the light. Assume λ (sunlight)=6000 . Calculate the number of protons/sec arriving at 1m2 area at
Sun gives light at the rate of 1400Wm−2 of the area perpendicular to the direction of the light. Assume λ (sunlight)=6000 . Calculate the number of protons/sec arriving at 1m2 area at
Q.29 Correct
Q.29 In-correct
Q.29 Unattempt
In a Bainbridge mass spectrograph singly ionized atoms of a Neon-20 pass into the deflection chamber with the velocity of 105 m/sec. If they are deflected by a magnetic field of flux density 0.08 tesla, then the path radius of Neon-20 ion is ___________
In a Bainbridge mass spectrograph singly ionized atoms of a Neon-20 pass into the deflection chamber with the velocity of 105 m/sec. If they are deflected by a magnetic field of flux density 0.08 tesla, then the path radius of Neon-20 ion is ___________
Q.30 Correct
Q.30 In-correct
Q.30 Unattempt
If an electron and a proton have the same de Broglie wavelength, then the kinetic energy of the electron is
If an electron and a proton have the same de Broglie wavelength, then the kinetic energy of the electron is
Q.31 Correct
Q.31 In-correct
Q.31 Unattempt
The transition in He+ ion that will give rise to a spectral line having the same wavelength as that of some spectral line in hydrogen atom is______
The transition in He+ ion that will give rise to a spectral line having the same wavelength as that of some spectral line in hydrogen atom is______
Q.32 Correct
Q.32 In-correct
Q.32 Unattempt
Which of the following elementary particle is a lepton?
Which of the following elementary particle is a lepton?
Q.33 Correct
Q.33 In-correct
Q.33 Unattempt
The maximum efficiency of a half wave rectifier is
The maximum efficiency of a half wave rectifier is
Q.34 Correct
Q.34 In-correct
Q.34 Unattempt
A feedback circuit usually employs ..... network
A feedback circuit usually employs ..... network
Q.35 Correct
Q.35 In-correct
Q.35 Unattempt
In an amplifier with negative feedback, the bandwidth is
In an amplifier with negative feedback, the bandwidth is
Q.36 Correct
Q.36 In-correct
Q.36 Unattempt
____________ have a definite shape and a definite volume
____________ have a definite shape and a definite volume
Q.37 Correct
Q.37 In-correct
Q.37 Unattempt
What are the states of Matter?
What are the states of Matter?
Q.38 Correct
Q.38 In-correct
Q.38 Unattempt
By what factors does the average velocity of a gaseous molecules increase when the temperature (in kelvin) is doubled?
By what factors does the average velocity of a gaseous molecules increase when the temperature (in kelvin) is doubled?
Q.39 Correct
Q.39 In-correct
Q.39 Unattempt
The atomic radius is equal to
The atomic radius is equal to
Q.40 Correct
Q.40 In-correct
Q.40 Unattempt
Which of the following sets of ion represents a collection of isoelectronic species?
Which of the following sets of ion represents a collection of isoelectronic species?
Q.41 Correct
Q.41 In-correct
Q.41 Unattempt
Among the following elements (whose electronic configurations are given below) the one having highest ionization energy is
Among the following elements (whose electronic configurations are given below) the one having highest ionization energy is
Q.42 Correct
Q.42 In-correct
Q.42 Unattempt
Dalton's atomic theory successfully explained by ________?
(i) Law of conservation of mass
(ii) Law of constant composition
(iii) Law of radioactivity
(iv) Law of multiple proportion
Dalton's atomic theory successfully explained by ________?
(i) Law of conservation of mass
(ii) Law of constant composition
(iii) Law of radioactivity
(iv) Law of multiple proportion
Q.43 Correct
Q.43 In-correct
Q.43 Unattempt
Among the following series of transition metal ions, the one where all metal ions have same3d electronic configuration is:
Among the following series of transition metal ions, the one where all metal ions have same3d electronic configuration is:
Q.44 Correct
Q.44 In-correct
Q.44 Unattempt
The speed of the electron in 3rd orbit is _____ if the speed of electron in Bohr first orbit of hydrogen atom be x.
The speed of the electron in 3rd orbit is _____ if the speed of electron in Bohr first orbit of hydrogen atom be x.
Q.45 Correct
Q.45 In-correct
Q.45 Unattempt
Spin magnetic moment of cobalt of the compound Hg[Co(SCN)‌4] is ___ (Provided: Co2+ )
Spin magnetic moment of cobalt of the compound Hg[Co(SCN)‌4] is ___ (Provided: Co2+ )
Q.46 Correct
Q.46 In-correct
Q.46 Unattempt
The correct order of increase in boiling points
The correct order of increase in boiling points
Q.47 Correct
Q.47 In-correct
Q.47 Unattempt
Arrange below molecules according to their increasing order of dipole moments
Arrange below molecules according to their increasing order of dipole moments
Q.48 Correct
Q.48 In-correct
Q.48 Unattempt
The outer orbitals of C in C2H4 molecule can be considered to be hybridized to give 3 equivalent sp2 orbitals. The total number of α and π bonds in C2H4 molecule is
The outer orbitals of C in C2H4 molecule can be considered to be hybridized to give 3 equivalent sp2 orbitals. The total number of α and π bonds in C2H4 molecule is
Q.49 Correct
Q.49 In-correct
Q.49 Unattempt
During the melting of a slab of ice at 273K at atmospheric pressure:
During the melting of a slab of ice at 273K at atmospheric pressure:
Q.50 Correct
Q.50 In-correct
Q.50 Unattempt
The enthalpy of hydrogenation of cyclohexene is - 119.5‌kJ‌mol−1 . If resonance energy ofbenzene is −150.4‌kJ‌mol−1 , its enthalpy of hydrogenation would be
The enthalpy of hydrogenation of cyclohexene is - 119.5‌kJ‌mol−1 . If resonance energy ofbenzene is −150.4‌kJ‌mol−1 , its enthalpy of hydrogenation would be
Q.51 Correct
Q.51 In-correct
Q.51 Unattempt
The least random state of H2O is
The least random state of H2O is
Q.52 Correct
Q.52 In-correct
Q.52 Unattempt
The binary mixture in which partial miscibility increases on increasing temperature is
The binary mixture in which partial miscibility increases on increasing temperature is
Q.53 Correct
Q.53 In-correct
Q.53 Unattempt
Calculate the mole fraction of water in a mixture containing 9.0 g water ( Mm=18gmol−1 ), 120g acetic acid ( Mm=60gmol−1 ) and 115g ethanol ( Mm=46gmol−1 ).
Calculate the mole fraction of water in a mixture containing 9.0 g water ( Mm=18gmol−1 ), 120g acetic acid ( Mm=60gmol−1 ) and 115g ethanol ( Mm=46gmol−1 ).
Q.54 Correct
Q.54 In-correct
Q.54 Unattempt
Four species are listed below
I. HCO3−
II. H3O+
III. HSO4−
IV. HSO3F
Which one of the following is the correct sequence of the acid strength?
Four species are listed below
I. HCO3−
II. H3O+
III. HSO4−
IV. HSO3F
Which one of the following is the correct sequence of the acid strength?
Q.55 Correct
Q.55 In-correct
Q.55 Unattempt
Using Lewis concept, determine the decreasing order of basic strengths of ClO4−,ClO3−‌and‌ClO2−.
Using Lewis concept, determine the decreasing order of basic strengths of ClO4−,ClO3−‌and‌ClO2−.
Q.56 Correct
Q.56 In-correct
Q.56 Unattempt
Which is need for electroless plating?
Which is need for electroless plating?
Q.57 Correct
Q.57 In-correct
Q.57 Unattempt
The oxidation of sodium sulphite by air is retarded by
The oxidation of sodium sulphite by air is retarded by
Q.58 Correct
Q.58 In-correct
Q.58 Unattempt
Soap suds is a:
Soap suds is a:
Q.59 Correct
Q.59 In-correct
Q.59 Unattempt
A mixture of camphor and benzoic acid can be separated by which of the following technique?
A mixture of camphor and benzoic acid can be separated by which of the following technique?
Q.60 Correct
Q.60 In-correct
Q.60 Unattempt
Sodium extract of an organic compound gives blood red colour with FeCl3 . It contains
Sodium extract of an organic compound gives blood red colour with FeCl3 . It contains
Q.61 Correct
Q.61 In-correct
Q.61 Unattempt
IUPAC name of (CH3)2‌CH−CH=CH−CH3 is,
IUPAC name of (CH3)2‌CH−CH=CH−CH3 is,
Q.62 Correct
Q.62 In-correct
Q.62 Unattempt
Which of the following amino acid is achiral?
Which of the following amino acid is achiral?
Q.63 Correct
Q.63 In-correct
Q.63 Unattempt
Which mechanism involves heterolytic fission?
Which mechanism involves heterolytic fission?
Q.64 Correct
Q.64 In-correct
Q.64 Unattempt
Ozonolysis of an organic compound gives formaldehyde as one of the products. This confirms the presence of
Ozonolysis of an organic compound gives formaldehyde as one of the products. This confirms the presence of
Q.65 Correct
Q.65 In-correct
Q.65 Unattempt
When phenol is treated with CHCl3 and NaOH, the product formed is
When phenol is treated with CHCl3 and NaOH, the product formed is
Q.66 Correct
Q.66 In-correct
Q.66 Unattempt
Hydrolysis of diazonium salt produces
Hydrolysis of diazonium salt produces
Q.67 Correct
Q.67 In-correct
Q.67 Unattempt
Aniline is a resonance hybrid of five structures and where do you find the maximum electron density in those structures?
Aniline is a resonance hybrid of five structures and where do you find the maximum electron density in those structures?
Q.68 Correct
Q.68 In-correct
Q.68 Unattempt
In the reaction shown below, the major product formed is

In the reaction shown below, the major product formed is

Q.69 Correct
Q.69 In-correct
Q.69 Unattempt
Thermoplastic can be reused because of?
Thermoplastic can be reused because of?
Q.70 Correct
Q.70 In-correct
Q.70 Unattempt
What is the name of six membered cyclic structure of glucose?
What is the name of six membered cyclic structure of glucose?
Q.71 Correct
Q.71 In-correct
Q.71 Unattempt
A function f from the set of natural numbers to integers defined by
f(n)={
(n−1)
2
‌if‌n‌odd
−n
2
‌if‌n‌even
 is:
A function f from the set of natural numbers to integers defined by
f(n)={
(n−1)
2
‌if‌n‌odd
−n
2
‌if‌n‌even
 is:
Q.72 Correct
Q.72 In-correct
Q.72 Unattempt
A set A contains 10 elements,then the number of relations on A into
A set A contains 10 elements,then the number of relations on A into
Q.73 Correct
Q.73 In-correct
Q.73 Unattempt
tan‌7‌θ−tan‌5‌θ−tan‌2‌θ=
tan‌7‌θ−tan‌5‌θ−tan‌2‌θ=
Q.74 Correct
Q.74 In-correct
Q.74 Unattempt
The number of solutions of sin‌2‌x+4‌cosx=2+sinx,in[π,4π] is
The number of solutions of sin‌2‌x+4‌cosx=2+sinx,in[π,4π] is
Q.75 Correct
Q.75 In-correct
Q.75 Unattempt
The order of the differential equation 2x2
d2y
dx3
−3
dy
dy
+y=0
The order of the differential equation 2x2
d2y
dx3
−3
dy
dy
+y=0
Q.76 Correct
Q.76 In-correct
Q.76 Unattempt
The product of the real roots of the equation |2x+3|2−3|2x+3|+2=0 is
The product of the real roots of the equation |2x+3|2−3|2x+3|+2=0 is
Q.77 Correct
Q.77 In-correct
Q.77 Unattempt
if x3−6x2+12x+19=0 and is a non-real cube root of 1,then x =
if x3−6x2+12x+19=0 and is a non-real cube root of 1,then x =
Q.78 Correct
Q.78 In-correct
Q.78 Unattempt
If (4‌3‌2)(
1
−2
x
)=(6) then x is
If (4‌3‌2)(
1
−2
x
)=(6) then x is
Q.79 Correct
Q.79 In-correct
Q.79 Unattempt
If aex+bey=c;pex+qey=d‌and‌Δ1=|
ab
pq
|;Δ2=|
cb
dq
|;Δ3=|
ac
pd
|; the value of (x, y) is
If aex+bey=c;pex+qey=d‌and‌Δ1=|
ab
pq
|;Δ2=|
cb
dq
|;Δ3=|
ac
pd
|; the value of (x, y) is
Q.80 Correct
Q.80 In-correct
Q.80 Unattempt
If ∆=|
345x
456y
567z
xyz0
|=0 then
If ∆=|
345x
456y
567z
xyz0
|=0 then
Q.81 Correct
Q.81 In-correct
Q.81 Unattempt
If |
1xx2
xx21
x21x
|=7 and ∆=|
x3−10x−x4
0x−x3x3−1
x−x4x3−10
|, then
If |
1xx2
xx21
x21x
|=7 and ∆=|
x3−10x−x4
0x−x3x3−1
x−x4x3−10
|, then
Q.82 Correct
Q.82 In-correct
Q.82 Unattempt
The number of 4 digit numbers that can formed by using the digits 1,2,3,4,5,6,7,8 and 9 suchthat the least digit used is 4,when repetition of digits is allowed
The number of 4 digit numbers that can formed by using the digits 1,2,3,4,5,6,7,8 and 9 suchthat the least digit used is 4,when repetition of digits is allowed
Q.83 Correct
Q.83 In-correct
Q.83 Unattempt
In how many ways can 6 boys and 4 girls sit in a row?
In how many ways can 6 boys and 4 girls sit in a row?
Q.84 Correct
Q.84 In-correct
Q.84 Unattempt
if x=
3at
(a+t3)
,y=
3at2
(1+t3)
 , then
dy
dx
‌at‌t=
1
2
 is
if x=
3at
(a+t3)
,y=
3at2
(1+t3)
 , then
dy
dx
‌at‌t=
1
2
 is
Q.85 Correct
Q.85 In-correct
Q.85 Unattempt
Let f : R→R, g : R→R be two given functions. Such that f is injective and g is surjective, then which of the following is injective?
Let f : R→R, g : R→R be two given functions. Such that f is injective and g is surjective, then which of the following is injective?
Q.86 Correct
Q.86 In-correct
Q.86 Unattempt
Suppose the function f(x)−f(2x) has the derivative 5‌at‌x=1 and derivative 7‌at‌x=2 .The derivative of the function f(x)−f(4x)‌at‌x=1 has the value equal to
Suppose the function f(x)−f(2x) has the derivative 5‌at‌x=1 and derivative 7‌at‌x=2 .The derivative of the function f(x)−f(4x)‌at‌x=1 has the value equal to
Q.87 Correct
Q.87 In-correct
Q.87 Unattempt
If S=t3−4t2 + 100 then the velocity when the accelaration is Zero is
If S=t3−4t2 + 100 then the velocity when the accelaration is Zero is
Q.88 Correct
Q.88 In-correct
Q.88 Unattempt
If ∫f(x)dx=f(x) , then ∫[f(x)]2dx is equal to
If ∫f(x)dx=f(x) , then ∫[f(x)]2dx is equal to
Q.89 Correct
Q.89 In-correct
Q.89 Unattempt
If I=
π
3
∫
π
6
dx
1+√cotx
 , Then I=
If I=
π
3
∫
π
6
dx
1+√cotx
 , Then I=
Q.90 Correct
Q.90 In-correct
Q.90 Unattempt
The area of the region b'dd by the line y=x-5 and the x axis between the ordinates x=3 and x=7
The area of the region b'dd by the line y=x-5 and the x axis between the ordinates x=3 and x=7
Q.91 Correct
Q.91 In-correct
Q.91 Unattempt
∫
sinx
cos2x
dx
∫
sinx
cos2x
dx
Q.92 Correct
Q.92 In-correct
Q.92 Unattempt
The equation of the tangent to the circle x2+y2=25‌at(4,3) is
The equation of the tangent to the circle x2+y2=25‌at(4,3) is
Q.93 Correct
Q.93 In-correct
Q.93 Unattempt
the equation of the chord of contact of tangents from (2,1) to the hyperbola
x2
16
−
y2
9
=1
the equation of the chord of contact of tangents from (2,1) to the hyperbola
x2
16
−
y2
9
=1
Q.94 Correct
Q.94 In-correct
Q.94 Unattempt
The locus of the centre of a circle which touches externally the circlex2+y2−6x−6y+14=0 and also touches the y-axis is given by the equation
The locus of the centre of a circle which touches externally the circlex2+y2−6x−6y+14=0 and also touches the y-axis is given by the equation
Q.95 Correct
Q.95 In-correct
Q.95 Unattempt
The distance between the two lines represented by the equation 9x2+24xy+16y2 -12x +16y -12 =0 is
The distance between the two lines represented by the equation 9x2+24xy+16y2 -12x +16y -12 =0 is
Q.96 Correct
Q.96 In-correct
Q.96 Unattempt
Let A(2, -3) and B(-2, 1) be vertices of a triangle ABC. If the centroid of this triangle moves onthe line 2x + 3y = 1, then the locus of the vertex C is the line
Let A(2, -3) and B(-2, 1) be vertices of a triangle ABC. If the centroid of this triangle moves onthe line 2x + 3y = 1, then the locus of the vertex C is the line
Q.97 Correct
Q.97 In-correct
Q.97 Unattempt
If the sum of the slopes of the lines given by x2−2‌cxy−7y2=0 is four times product, then c=
If the sum of the slopes of the lines given by x2−2‌cxy−7y2=0 is four times product, then c=
Q.98 Correct
Q.98 In-correct
Q.98 Unattempt
Let
→
a
=2
→
i
−
→
j
+
→
k
,
→
b
=
→
i
+2
→
j
−
→
k
‌and‌
→
c
=
→
i
+
→
j
+2
→
k
 be three vectors. A vector in the plane of b and c whose projection on a is √
2
3
 will be
Let
→
a
=2
→
i
−
→
j
+
→
k
,
→
b
=
→
i
+2
→
j
−
→
k
‌and‌
→
c
=
→
i
+
→
j
+2
→
k
 be three vectors. A vector in the plane of b and c whose projection on a is √
2
3
 will be
Q.99 Correct
Q.99 In-correct
Q.99 Unattempt
A tetrahedron has vertices at 0(0,0,0),A(1,2,1), B(2,1,3) and C(-1,1,2) then the angle between the faces 0AB and ABC will be
A tetrahedron has vertices at 0(0,0,0),A(1,2,1), B(2,1,3) and C(-1,1,2) then the angle between the faces 0AB and ABC will be
Q.100 Correct
Q.100 In-correct
Q.100 Unattempt
If A, B are two mutually exclusive events, then
If A, B are two mutually exclusive events, then
Q.101 Correct
Q.101 In-correct
Q.101 Unattempt
If the median of x/5,x,x/4,x/2 and x/3 (where x>0) is 8,then the value of x would be
If the median of x/5,x,x/4,x/2 and x/3 (where x>0) is 8,then the value of x would be
Q.102 Correct
Q.102 In-correct
Q.102 Unattempt
If the number of terms in (x+1+
1
x
),n∊N , is 301, then n is greater than
If the number of terms in (x+1+
1
x
),n∊N , is 301, then n is greater than
Q.103 Correct
Q.103 In-correct
Q.103 Unattempt
The sum of the 25th and 76th terms of an AP is 101; the sum of the first 100 terms of the AP is
The sum of the 25th and 76th terms of an AP is 101; the sum of the first 100 terms of the AP is
Q.104 Correct
Q.104 In-correct
Q.104 Unattempt
In a triangle the angle are in A.P and the lengths of the larger sides are 10 and 9 respectively then the length of the third side can be
In a triangle the angle are in A.P and the lengths of the larger sides are 10 and 9 respectively then the length of the third side can be
Q.105 Correct
Q.105 In-correct
Q.105 Unattempt
The middle term in the expansion of (
2x3
3
+
3
2x2
)10 is
The middle term in the expansion of (
2x3
3
+
3
2x2
)10 is
Q.106 Correct
Q.106 In-correct
Q.106 Unattempt
Application of bioinformatics include?
Application of bioinformatics include?
Q.107 Correct
Q.107 In-correct
Q.107 Unattempt
Nucleotide sequence submission system and mass submission system are submission tools of?
Nucleotide sequence submission system and mass submission system are submission tools of?
Q.108 Correct
Q.108 In-correct
Q.108 Unattempt
Hydrogen bonds between cytosine and guanine arecytosine and guanine
Hydrogen bonds between cytosine and guanine arecytosine and guanine
Q.109 Correct
Q.109 In-correct
Q.109 Unattempt
In forensic science one of the following technique is used
In forensic science one of the following technique is used
Q.110 Correct
Q.110 In-correct
Q.110 Unattempt
_____________ is a group of plants representing one or more ecospecies of common evolutionary origin.
_____________ is a group of plants representing one or more ecospecies of common evolutionary origin.
Q.111 Correct
Q.111 In-correct
Q.111 Unattempt
Stamens epipetalous, alternate with the petals, usually not equal in length and filaments are basifixed.in __________.
Stamens epipetalous, alternate with the petals, usually not equal in length and filaments are basifixed.in __________.
Q.112 Correct
Q.112 In-correct
Q.112 Unattempt
___________is composed of single layer of barrel shaped parenchymatous cells and forms acomplete ring around the stele.
___________is composed of single layer of barrel shaped parenchymatous cells and forms acomplete ring around the stele.
Q.113 Correct
Q.113 In-correct
Q.113 Unattempt
According to which phylogenetic system, dicots are advanced with sympetalae conditions?
According to which phylogenetic system, dicots are advanced with sympetalae conditions?
Q.114 Correct
Q.114 In-correct
Q.114 Unattempt
The types of roots present in mustard plant is
The types of roots present in mustard plant is
Q.115 Correct
Q.115 In-correct
Q.115 Unattempt
Linkage prevents
Linkage prevents
Q.116 Correct
Q.116 In-correct
Q.116 Unattempt
Why are genetic disorders such as haemophilia and Duchenne muscular dystrophy moreprevalent in males than females?
Why are genetic disorders such as haemophilia and Duchenne muscular dystrophy moreprevalent in males than females?
Q.117 Correct
Q.117 In-correct
Q.117 Unattempt
A nicked RNA molecule can be ligated by
A nicked RNA molecule can be ligated by
Q.118 Correct
Q.118 In-correct
Q.118 Unattempt
Which of the folowing structures are present in core particle of nucleosome?
Which of the folowing structures are present in core particle of nucleosome?
Q.119 Correct
Q.119 In-correct
Q.119 Unattempt
High levels of ABA are synthesized in
High levels of ABA are synthesized in
Q.120 Correct
Q.120 In-correct
Q.120 Unattempt
Minerals absorbed by root move to the leaf through
Minerals absorbed by root move to the leaf through
Q.121 Correct
Q.121 In-correct
Q.121 Unattempt
Which one increases in the absence of light?
Which one increases in the absence of light?
Q.122 Correct
Q.122 In-correct
Q.122 Unattempt
Photosystem II occurs in
Photosystem II occurs in
Q.123 Correct
Q.123 In-correct
Q.123 Unattempt
The hormone that is produced during chilling treatment
The hormone that is produced during chilling treatment
Q.124 Correct
Q.124 In-correct
Q.124 Unattempt
VAM is
VAM is
Q.125 Correct
Q.125 In-correct
Q.125 Unattempt
Most famous nitrogen fixing bacterium / biofertililzer is
Most famous nitrogen fixing bacterium / biofertililzer is
Q.126 Correct
Q.126 In-correct
Q.126 Unattempt
Which of the following is generally used for induced mutagenesis in crop plants?
Which of the following is generally used for induced mutagenesis in crop plants?
Q.127 Correct
Q.127 In-correct
Q.127 Unattempt
In maize, hybrid vigour is exploited by
In maize, hybrid vigour is exploited by
Q.128 Correct
Q.128 In-correct
Q.128 Unattempt
Which type of ossicles is not observed in the middle ear of humans?
Which type of ossicles is not observed in the middle ear of humans?
Q.129 Correct
Q.129 In-correct
Q.129 Unattempt
Which of the following is not a facial bone?
Which of the following is not a facial bone?
Q.130 Correct
Q.130 In-correct
Q.130 Unattempt
The inhibitory process of respiratory centre in brain that regulates the extent of inspiration is known as
The inhibitory process of respiratory centre in brain that regulates the extent of inspiration is known as
Q.131 Correct
Q.131 In-correct
Q.131 Unattempt
The common passage for food and air is
The common passage for food and air is
Q.132 Correct
Q.132 In-correct
Q.132 Unattempt
Wharton's duct is part of ______ glands.
Wharton's duct is part of ______ glands.
Q.133 Correct
Q.133 In-correct
Q.133 Unattempt
The first observation that bacteria-like organism could found in normal air was by
The first observation that bacteria-like organism could found in normal air was by
Q.134 Correct
Q.134 In-correct
Q.134 Unattempt
Which of the following scientist first showed mutually beneficial relationship between bacteria and leguminous plants?
Which of the following scientist first showed mutually beneficial relationship between bacteria and leguminous plants?
Q.135 Correct
Q.135 In-correct
Q.135 Unattempt
Bacterial flagella is made up of
Bacterial flagella is made up of
Q.136 Correct
Q.136 In-correct
Q.136 Unattempt
The spleen is largely involved with the response to antigens which are in the
The spleen is largely involved with the response to antigens which are in the
Q.137 Correct
Q.137 In-correct
Q.137 Unattempt
Which among the following is nonrenewable source of energy?
Which among the following is nonrenewable source of energy?
Q.138 Correct
Q.138 In-correct
Q.138 Unattempt
The formula for exponential population growth is
The formula for exponential population growth is
Q.139 Correct
Q.139 In-correct
Q.139 Unattempt
Which of the following is NOT a type of endoscopy
Which of the following is NOT a type of endoscopy
Q.140 Correct
Q.140 In-correct
Q.140 Unattempt
McDougall experiment with rats supported
McDougall experiment with rats supported
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