Mashaal Masha
Mashaal Masha
 Oct 15, 2022
0

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Choose the correct options for the following questions.
Light has:
Difficulty: Easy
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A:
Wave nature
B:
Particle nature
C:
Dual nature
D:
None
Wavelength of light, on the average, is given by:
Difficulty: Easy
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A:
$10^{-14}$ m
B:
$10^{-10}$ m
C:
$10^{-6}$ m
D:
$10^{-4}$ m

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Electromagnetic waves transport:
Difficulty: Easy
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A:
Energy only
B:
Momentum only
C:
Both a and b
D:
None
Which one of the following can act approximately as a source of monochromatic light:
Difficulty: Easy
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A:
Neon lamp
B:
Fluorescent tube
C:
Sodium lamp
D:
None
Wavelength of red color as compared to that of violet color is:
Difficulty: Easy
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A:
Smaller
B:
Longer
C:
Equal
D:
None

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Frequency of red color as compared to that of violet color is:
Difficulty: Easy
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A:
Equal
B:
Smaller
C:
Greater
D:
None
Monochromatic light means waves of:
Difficulty: Easy
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A:
Same frequency
B:
Same color
C:
Same wavelength
D:
All
The locus of all the points in the same phase of vibration is called:
Difficulty: Easy
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A:
Wave packet
B:
Wavefront
C:
Wave number
D:
None

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Angle between ray of light and the corresponding wavefront is:
Difficulty: Easy
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A:
$0^{\circ}$
B:
$60^{\circ}$
C:
$90^{\circ}$
D:
$120^{\circ}$
Huygen principle is used to determine:
Difficulty: Easy
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A:
Speed of light
B:
Location of wavelength
C:
Abour polarized and unpolarized light
D:
None

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