11th class Physics chapter 8 online mcq test with answers for ICS part 1 Physics chapter 8(Waves)

Question # 1

To distinguish between transverse and longitudinal wae............is used.

Polarization
A
Refraction
B
Interference
C
Diffraction
D

Question # 2

The process of confining the beam of light to vibrate in one plane is called.

Interference
A
Diffraction
B
Polarizaion
C
Total internet refelection
D

Question # 3

A polaroid is.

A device used in polarimeter
A
A light filter
B
A device used to analyze polarized light
C
All of these
D

Question # 4

An unpolarized beam of gtransverse wave is that whose vibrations.

Are confined to a single plane
A
Takes place in direction perpendicular to their direction of propogation
B
Takes place in all direction
C
Take place i n directio parallel to the direction of propogation
D

Question # 5

Polarized sun glasses decrease glare on sunny day because they.

Completely absorb the light
A
Have a special colour
B
Refract the light
C
Block a portion of light
D

Question # 6

The effect of increasing the angle between the light wave and the analyzer on the intensity of light is.

The intensity increases
A
The intensity of decreases
B
The intensity remains the same
C
The intensity becomes zero
D

Question # 7

Who predicted the existence of gravitational waves.

Galileo Galilei
A
Albert Einstein
B
Issac Newton
C
Leonardo da 1venci
D

Question # 8

Light can be polarized by

Selective absorption
A
Reflection
B
Scattering
C
All of these
D

Question # 9

The unwanted light aht interferes with vision is termed as.

Haze
A
glare
B
cONTRAST
C
Flare
D

Question # 10

Which is the primary method usedot detect gravitational waves.

Optical telescopes
A
Radio telescopes
B
LASER interferometry
C
Gravitational lensing
D

Question # 11

The mathematical representation of Malus's law is.

I =I_o Cos 2 θ
A
I = I _oSin θ
B
I = I_oTan2 θ
C
I = I_o Cot 2 θ
D

Question # 12

Longitudinal waves do not exhibit.

Polarization
A
Reflection
B
Diffraction
C
Refraction
D

Question # 13

Bending of light around the edges of an obstacle is called.

Refraction
A
Polarization
B
Diffraction
C
Interference
D

Question # 14

Polarizatio of light shows taht light is

Corpuscular in nature
A
Of extremely shrot waves
B
Longitudinal waves
C
Transverse waves
D

Question # 15

We van polarize the light by passing it through.

Water
A
Polaroid
B
Glass
C
Prism
D

Question # 16

The condition of maximum intensity of light in a polarization experimentis when.

The light wave and analyzer are perpendicular
A
The ligh wave and analyzer are parallel
B
The ligh wave and analyzer are at an angle of 45^o
C
The light wave and analyzer are at an angle of 60 ^o
D

Question # 17

The key purpose of an analyzer in a polarization experiment is.

To polarize the light
A
To measure the intensity of light
B
To change the direction oflight
C
To filter out onwanted light
D

Sr.#	Question	Answer
1	Who predicted the existence of gravitational waves.	A. Galileo Galilei B. Albert Einstein C. Issac Newton D. Leonardo da 1venci
2	Bending of light around the edges of an obstacle is called.	A. Refraction B. Polarization C. Diffraction D. Interference
3	Polarized sun glasses decrease glare on sunny day because they.	A. Completely absorb the light B. Have a special colour C. Refract the light D. Block a portion of light
4	The phenomenon of polarization of light is	A. The process of scattering of light B. The property of light to vibrate in a specific plane C. The ability of light to travel in a straight line D. The phenomenon of light chaning colour
5	The process of confining the beam of light to vibrate in one plane is called.	A. Interference B. Diffraction C. Polarizaion D. Total internet refelection
6	To distinguish between transverse and longitudinal wae............is used.	A. Polarization B. Refraction C. Interference D. Diffraction
7	We van polarize the light by passing it through.	A. Water B. Polaroid C. Glass D. Prism
8	Optically acgive crystals are	A. Quartz B. Sodium Chlorate C. Sodium Chlorade D. Botha a and b
9	Light can be polarized by	A. Selective absorption B. Reflection C. Scattering D. All of these
10	A polaroid is.	A. A device used in polarimeter B. A light filter C. A device used to analyze polarized light D. All of these

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To distinguish between transverse and longitudinal wae............is used.

The process of confining the beam of light to vibrate in one plane is called.

A polaroid is.

An unpolarized beam of gtransverse wave is that whose vibrations.

Polarized sun glasses decrease glare on sunny day because they.

The effect of increasing the angle between the light wave and the analyzer on the intensity of light is.

Who predicted the existence of gravitational waves.

Light can be polarized by

The unwanted light aht interferes with vision is termed as.

Which is the primary method usedot detect gravitational waves.

The mathematical representation of Malus's law is.

Longitudinal waves do not exhibit.

Bending of light around the edges of an obstacle is called.

Polarizatio of light shows taht light is

We van polarize the light by passing it through.

The condition of maximum intensity of light in a polarization experimentis when.

The key purpose of an analyzer in a polarization experiment is.

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