First Year Physics Chapter 8 Online MCQ Test for 1st Year Physics Chapter 8 (Waves)


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Physics ICS Part 1 Chapter 8 Online Test

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Question # 1

The intensity of light when it passes through a polarizer.

Question # 2

Longitudinal waves do not exhibit.

Question # 3

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

Question # 4

Which is the primary method usedot detect gravitational waves.

Question # 5

The unwanted light aht interferes with vision is termed as.

Question # 6

We van polarize the light by passing it through.

Question # 7

The mathematical representation of Malus's law is.

Question # 8

What are gravitational waves.

Question # 9

Which of the following rays cannot be polarized.

Question # 10

Polarizatio of light shows taht light is

Question # 11

Who predicted the existence of gravitational waves.

Question # 12

The phenomenon of polarization of light is

Question # 13

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

Question # 14

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

Question # 15

Malus's law states that

Question # 16

An unpolarized beam of gtransverse wave is that whose vibrations.

Question # 17

Polarized sun glasses decrease glare on sunny day because they.

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Sr.# Question Answer
1

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

Polarization 

B.

Refraction 

C.

Interference

D.

Diffraction 
2

Which of the following rays cannot be polarized.
A.

Sound Waves

B.

Light Waves

C.

X- Rays

D.

Infrated rays
3

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

To polarize the light

B.

To measure the intensity of light

C.

To change the direction oflight

D.

To filter out onwanted light
4

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
5

Polarizatio of light shows taht light is
A.

Corpuscular in nature

B.

Of extremely shrot waves

C.

Longitudinal waves

D.

Transverse waves
6

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
7

Who predicted the existence of gravitational waves.
A.

Galileo Galilei

B.

Albert Einstein

C.

Issac Newton

D.

Leonardo da 1venci
8

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 45o

D.

The light wave and analyzer are at an angle of 60 o
9

The mathematical representation of Malus's law is.
A.

I =Io Cos 2 θ

B.

I = I o  Sin θ

C.

I = Io Tan2 θ

D.

I = Io Cot 2 θ
10

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

Binary blck hole merger

B.

Soalr flares

C.

Earth quack

D.

Solar wind

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