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

Question # 1

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 # 2

Which is the primary method usedot detect gravitational waves.

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

Question # 3

Who predicted the existence of gravitational waves.

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

Question # 4

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

Polarization
A
Refraction
B
Interference
C
Diffraction
D

Question # 5

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 # 6

The phenomenon of polarization of light is

The process of scattering of light
A
The property of light to vibrate in a specific plane
B
The ability of light to travel in a straight line
C
The phenomenon of light chaning colour
D

Question # 7

Longitudinal waves do not exhibit.

Polarization
A
Reflection
B
Diffraction
C
Refraction
D

Question # 8

Which of the following rays cannot be polarized.

Sound Waves
A
Light Waves
B
X- Rays
C
Infrated rays
D

Question # 9

What are gravitational waves.

Electromagnetic waves
A
Mechanical waves
B
Ocean waves
C
Ripple in the fabric of spacetime
D

Question # 10

Light can be polarized by

Selective absorption
A
Reflection
B
Scattering
C
All of these
D

Question # 11

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 # 12

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 # 13

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 # 14

The unwanted light aht interferes with vision is termed as.

Haze
A
glare
B
cONTRAST
C
Flare
D

Question # 15

The intensity of light when it passes through a polarizer.

Decreases
A
Increases
B
Remain same
D
Become Zero
E

Question # 16

Which of the following is a primary souce of gravitational waves.

Binary blck hole merger
A
Soalr flares
B
Earth quack
C
Solar wind
D

Question # 17

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

Refraction
A
Polarization
B
Diffraction
C
Interference
D

Sr.#	Question	Answer
1	Longitudinal waves do not exhibit.	A. Polarization B. Reflection C. Diffraction D. Refraction
2	An unpolarized beam of gtransverse wave is that whose vibrations.	A. Are confined to a single plane B. Takes place in direction perpendicular to their direction of propogation C. Takes place in all direction D. Take place i n directio parallel to the direction of propogation
3	We van polarize the light by passing it through.	A. Water B. Polaroid C. Glass D. Prism
4	What are gravitational waves.	A. Electromagnetic waves B. Mechanical waves C. Ocean waves D. Ripple in the fabric of spacetime
5	The intensity of light when it passes through a polarizer.	A. Decreases B. Increases D. Remain same
6	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
7	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
8	Which is the primary method usedot detect gravitational waves.	A. Optical telescopes B. Radio telescopes C. LASER interferometry D. Gravitational lensing
9	The unwanted light aht interferes with vision is termed as.	A. Haze B. glare C. cONTRAST D. Flare
10	The condition of maximum intensity of light in a polarization experimentis when.	A. The light wave and analyzer are perpendicular B. The ligh wave and analyzer are parallel C. The ligh wave and analyzer are at an angle of 45^o D. The light wave and analyzer are at an angle of 60 ^o

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An unpolarized beam of gtransverse wave is that whose vibrations.

Which is the primary method usedot detect gravitational waves.

Who predicted the existence of gravitational waves.

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

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

The phenomenon of polarization of light is

Longitudinal waves do not exhibit.

Which of the following rays cannot be polarized.

What are gravitational waves.

Light can be polarized by

Polarized sun glasses decrease glare on sunny day because they.

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

A polaroid is.

The unwanted light aht interferes with vision is termed as.

The intensity of light when it passes through a polarizer.

Which of the following is a primary souce of gravitational waves.

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

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