Wave Optics Test

Result

Wave Optics Test - 1

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Weekly Quiz Competition

Question 1
1 / -0

The symbol λ represents

A
frequency

B
amplitude

C
resonance

D
wavelength

Solution

The distance between successive crests of a wave, especially points in a sound wave or an electromagnetic wave, is called wavelength. It is represented by the symbol,`λ`.
Question 2
1 / -0

Light appears to travel in straight lines since

A
it is not absorbed by the atmosphere

B
it is reflected by the atmosphere

C
its wavelength is very small

D
its velocity is very large
Question 3
1 / -0

The velocity of light is maximum in

A
diamond

B
water

C
vacuum

D
glass
Question 4
1 / -0

The resolving power of a telescope depends upon the

A
length of the telescope

B
focal length of the objective

C
aperture of the object

D
focal length of the eye piece
Question 5
1 / -0

Which of the following phenomena is not common to light and sound waves?

A
Interference

B
Diffraction

C
Coherence

D
Polarisation
Question 6
1 / -0

Which of the following radiations has the longest wavelength?

A
Blue light

B
Y-rays

C
X-rays

D
Red light
Question 7
1 / -0

Which of the following cannot be polarised?

A
Microwaves

B
X - rays

C
Gamma rays

D
Sound waves
Question 8
1 / -0

Which one of the following phenomena is not explained by Huygen`s construction of wavefront?

A
Refraction

B
Reflection

C
Diffraction

D
Origin of spectra
Question 9
1 / -0

Two slits in Young's interference experiment have widhts in the ratio 1 : 25.What is the ratio of intensity at the maxima and minima in interference pattern?

A
9:4

B
6:5

C
9:8

D
4:2
Question 10
1 / -0

A thin transparent sheet is placed in front of Young`s double slit. The fringe width will

A
increases

B
decreases

C
remain same

D
become non - uniform

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Re-Attempt Weekly Quiz Competition

Wave Optics Test - 1

Result

Wave Optics Test - 1

Score

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Rank

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SHARING IS CARING

Question 1

frequency

amplitude

resonance

wavelength

Solution

Question 2

it is not absorbed by the atmosphere

it is reflected by the atmosphere

its wavelength is very small

its velocity is very large

Question 3

diamond

water

vacuum

glass

Question 4

length of the telescope

focal length of the objective

aperture of the object

focal length of the eye piece

Question 5

Interference

Diffraction

Coherence

Polarisation

Question 6

Blue light

Y-rays

X-rays

Red light

Question 7

Microwaves

X - rays

Gamma rays

Sound waves

Question 8

Refraction

Reflection

Diffraction

Origin of spectra

Question 9

9:4

6:5

9:8

4:2

Question 10

increases

decreases

remain same

become non - uniform

User

Question Analysis

My Perfomance

Score

-

Rank

-

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