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Home
Wave Optics Test - 6
Wave Optics Test - 6
Result
Wave Optics Test - 6
/
Score
-
Rank
Time Taken:
-
Question
1/10
4 / -1
Which one of the following phenomenon exhibits particle's nature of light ?
Correct
Wrong
Skipped
A
Interference
Correct
Wrong
Skipped
B
Diffraction
Correct
Wrong
Skipped
C
Polarisation
Correct
Wrong
Skipped
D
Photoelectric effect
Question
2/10
4 / -1
Which phenomenon best supports the theory that matter has a wave nature?
Correct
Wrong
Skipped
A
Electron momentum
Correct
Wrong
Skipped
B
Electron diffraction
Correct
Wrong
Skipped
C
Photon momentum
Correct
Wrong
Skipped
D
Photon diffraction
Question
3/10
4 / -1
Two coherent monochromatic beams of intensities I and 4I respectively are superposed. The maximum and minimum intensities in the resulting pattern are
Correct
Wrong
Skipped
A
5I and 3I
Correct
Wrong
Skipped
B
9I and 3I
Correct
Wrong
Skipped
C
4I and I
Correct
Wrong
Skipped
D
9I and I
Question
4/10
4 / -1
Interference may be seen using two independent
Correct
Wrong
Skipped
A
sodium lamps
Correct
Wrong
Skipped
B
fluorescent tubes
Correct
Wrong
Skipped
C
lasers
Correct
Wrong
Skipped
D
mercury vapour lamps
Question
5/10
4 / -1
A very thin film that reflects white light appears.
Correct
Wrong
Skipped
A
coloured
Correct
Wrong
Skipped
B
white
Correct
Wrong
Skipped
C
black
Correct
Wrong
Skipped
D
red
Question
6/10
4 / -1
In Young's double slit experiment, the slit width and the distance of slits from the screen both are doubled. The fringe width
Correct
Wrong
Skipped
A
increases
Correct
Wrong
Skipped
B
decreases
Correct
Wrong
Skipped
C
remains unchanged
Correct
Wrong
Skipped
D
None of these
Question
7/10
4 / -1
Resolving power of a telescope will be more, if the diameter a of the objective is
Correct
Wrong
Skipped
A
larger
Correct
Wrong
Skipped
B
smaller
Correct
Wrong
Skipped
C
resolving power does not depend on a
Correct
Wrong
Skipped
D
None of the above
Question
8/10
4 / -1
An optically active compound
Correct
Wrong
Skipped
A
rotates the plane polarised light
Correct
Wrong
Skipped
B
changing the direction of polarised light
Correct
Wrong
Skipped
C
do not allow plane polarised light to pass through
Correct
Wrong
Skipped
D
None of these
Question
9/10
4 / -1
The diagram below shows, two sources A and B, vibrating in phase, in the same uniform medium and producing circular wave fronts. Which phenomenon occurs at point P?
Correct
Wrong
Skipped
A
Destructive interference
Correct
Wrong
Skipped
B
Constructive interference
Correct
Wrong
Skipped
C
Reflection
Correct
Wrong
Skipped
D
Refraction
Question
10/10
4 / -1
In a given direction, the intensities of the scattered light by a scattering substance for two beams of light are in the ratio of 256: 81. The ratio of the frequency of the first beam to the frequency of the second beam is
Correct
Wrong
Skipped
A
64 : 127
Correct
Wrong
Skipped
B
1 : 2
Correct
Wrong
Skipped
C
64 : 27
Correct
Wrong
Skipped
D
None of these
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
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