Please wait...
Home
Exam Categories
Bank
SBI Clerk
SBI PO
IBPS PO
IBPS Clerk
IBPS RRB
RBI Grade B
NIACL Assistant
SSC
SSC MTS
SSC CHSL
SSC GD
SSC JE
SSC CPO
SSC Stenographer
SSC CGL
IB ACIO
Selection Post
Railway
RRB NTPC
RRB Group-D
RRB JE
RRB ALP
RPF SI
RPF Constable
RRB Technician
State
UP Police
Bihar
Haryana
Delhi
Other
FCI
IB Security Assistant
Teaching
CTET
UPTET
KVS
DSSSB
Insurance
LIC AAO
LIC ADO
Medical
NEET
AIIMS
JIPMER
Engineering
JEE Main
COMEDK
WBJEE
BITSAT
Manipal
SRMJEEE
VITEEE
AP EAMCET
TS EAMCET
GUJCET
KCET
KEAM
MHT CET
AMU
UPSEE
Defence
AFCAT
CDS
NDA
DRDO
Agniveer Vayu
GATE
Mechanical
Electrical
Electronics & Communications
Civil
Computer Science
NTA CUET
CUET
UPSC
Civil Service Examination (CSE)
MBA Entrance
CAT
CMAT
SRCC GBO
XAT
SNAP
IIFT
MAT
CUET PG
LAW
CLAT UG
Upcoming Exam
NEET UG 2025
JEE Advanced 2025
CUET UG 2025
RRB NTPC 2024-25
Railway Group D 2025
Bihar Police Constable 2025
RRB ALP CBT-I 2025
Blog
Login/Sign Up
Profile
Sign out
Home
Exam Categories
Bank
SBI Clerk
SBI PO
IBPS PO
IBPS Clerk
IBPS RRB
RBI Grade B
NIACL Assistant
SSC
SSC MTS
SSC CHSL
SSC GD
SSC JE
SSC CPO
SSC Stenographer
SSC CGL
IB ACIO
Selection Post
Railway
RRB NTPC
RRB Group-D
RRB JE
RRB ALP
RPF SI
RPF Constable
RRB Technician
State
UP Police
Bihar
Haryana
Delhi
Other
FCI
IB Security Assistant
Teaching
CTET
UPTET
KVS
DSSSB
Insurance
LIC AAO
LIC ADO
Medical
NEET
AIIMS
JIPMER
Engineering
JEE Main
COMEDK
WBJEE
BITSAT
Manipal
SRMJEEE
VITEEE
AP EAMCET
TS EAMCET
GUJCET
KCET
KEAM
MHT CET
AMU
UPSEE
Defence
AFCAT
CDS
NDA
DRDO
Agniveer Vayu
GATE
Mechanical
Electrical
Electronics & Communications
Civil
Computer Science
NTA CUET
CUET
UPSC
Civil Service Examination (CSE)
MBA Entrance
CAT
CMAT
SRCC GBO
XAT
SNAP
IIFT
MAT
CUET PG
LAW
CLAT UG
Upcoming Exams
NEET UG 2025
JEE Advanced 2025
CUET UG 2025
RRB NTPC 2024-25
Railway Group D 2025
Bihar Police Constable 2025
RRB ALP CBT-I 2025
Blog
Register
Home
Electromagnetic Waves Test - 7
Electromagnetic Waves Test - 7
Result
Electromagnetic Waves Test - 7
/
Score
-
Rank
Time Taken:
-
Question
1/10
4 / -1
Consider the following statements about electromagnetic radiations; All of them
(i) have energy
(ii) exert pressure on an object
(iii) have the same momentum
Of these statements
Correct
Wrong
Skipped
A
(i), (ii) and (iii) are correct
Correct
Wrong
Skipped
B
(i) and (ii) are correct
Correct
Wrong
Skipped
C
(ii) and (iii) are correct
Correct
Wrong
Skipped
D
(i) and (iii) are correct
Question
2/10
4 / -1
Television signals reach us only through the ground waves. The range R related with the transmitter height h is in proportion to
Correct
Wrong
Skipped
A
h
Correct
Wrong
Skipped
B
Correct
Wrong
Skipped
C
Correct
Wrong
Skipped
D
Solutions
Question
3/10
4 / -1
In T.V. broadcasting both picture and sound are transmitted simultaneously.
In this
Correct
Wrong
Skipped
A
audio signal is frequency modulated and video signal is amplitude modulated
Correct
Wrong
Skipped
B
both audio and video signals are frequency modulated
Correct
Wrong
Skipped
C
audio signal is amplitude modulated and video signal is frequency modulated
Correct
Wrong
Skipped
D
both audio and video signals are amplitude modulated
Question
4/10
4 / -1
Which of the following radiations has the least wavelength?
Correct
Wrong
Skipped
A
γ-rays
Correct
Wrong
Skipped
B
β-rays
Correct
Wrong
Skipped
C
α-rays
Correct
Wrong
Skipped
D
X-rays
Question
5/10
4 / -1
Sodium lamps are used in foggy conditions because
Correct
Wrong
Skipped
A
yellow light is scattered less by the fog particles
Correct
Wrong
Skipped
B
yellow light is scattered more by the fog particles
Correct
Wrong
Skipped
C
yellow light is unaffected during its passage through the fog
Correct
Wrong
Skipped
D
wavelength of yellow light is the mean of the visible part of the spectrum
Question
6/10
4 / -1
The region of the atmosphere above troposphere is known as
Correct
Wrong
Skipped
A
lithosphere
Correct
Wrong
Skipped
B
uppersphere
Correct
Wrong
Skipped
C
ionosphere
Correct
Wrong
Skipped
D
strato-sphere
Question
7/10
4 / -1
If c is the speed of electromagnetic waves in vacuum, its speed v in a medium of dielectric constant K and relative permeability μ
r
is
Correct
Wrong
Skipped
A
Correct
Wrong
Skipped
B
Correct
Wrong
Skipped
C
Correct
Wrong
Skipped
D
Solutions
Question
8/10
4 / -1
The electric field ( in NC
-1
) in an electromagnetic wave is given by E = 50 sin ω (t-x/c) The energy stored in a cylinder of crossection 10 cm
2
and length 100 cm along the x-axis will be
Correct
Wrong
Skipped
A
Correct
Wrong
Skipped
B
Correct
Wrong
Skipped
C
Correct
Wrong
Skipped
D
Solutions
Question
9/10
4 / -1
Who produced the electromagnetic waves first ?
Correct
Wrong
Skipped
A
Marconi
Correct
Wrong
Skipped
B
Maxwell
Correct
Wrong
Skipped
C
J.C. Bose
Correct
Wrong
Skipped
D
Hertz
Question
10/10
4 / -1
Correct
Wrong
Skipped
A
Correct
Wrong
Skipped
B
Correct
Wrong
Skipped
C
Correct
Wrong
Skipped
D
Re-attempt
-
Correct (
-
)
Wrong (
-
)
Skipped (
-
)
1
2
3
4
5
6
7
8
9
10
Re-attempt
-
Correct (
-
)
Wrong (
-
)
Skipped (
-
)
1
2
3
4
5
6
7
8
9
10
Home
Upcoming Exam
Blog
Profile
Get latest Exam Updates
& Study Material Alerts!
No, Thanks
Allow
Click on Allow to receive notifications
Sign up to your account
Log in to your account
Sign Up with Google
Login with Google
New to Mockers?
Sign Up
Already have an account?
Log in
By clicking Login, you agree to our
Terms of Use
& our
Privacy Policy.
Most Loved Free Mock Test Platform
I agree to the
Terms of Use
&
Privacy Policy
Save
Sign up to your account
Log in to your account
Varify Mobile Number
Send OTP
Already have an account
Log in
New to Mockers?
Sign Up
By Log in/Sign Up, you agree to our
Terms of Use
& our
Privacy Policy.
Secure your account:
Enter OTP now.
Please enter verification code sent to
Didn’t receive the code?
Resend
Verify
By Log in/Sign Up, you agree to our
Terms of Use
& our
Privacy Policy.
×
Open Now