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


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MCQ's Test For Chapter 8 "Physics ICS Part 1 Chapter 8 Online Test"

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Physics ICS Part 1 Chapter 8 Online Test

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Question # 1

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

Question # 2

Polarized sun glasses decrease glare on sunny day because they.

Question # 3

Light can be polarized by 

Question # 4

The phenomenon of polarization of light is

Question # 5

Longitudinal waves do not exhibit.

Question # 6

A polaroid is.

Question # 7

What are gravitational waves.

Question # 8

The unwanted light aht interferes with vision is termed as.

Question # 9

Malus's law states that

Question # 10

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

Question # 11

Which is the primary method usedot detect gravitational waves.

Question # 12

We van polarize the light by passing it through.

Question # 13

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

Question # 14

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

Question # 15

The mathematical representation of Malus's law is.

Question # 16

Who predicted the existence of gravitational waves.

Question # 17

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

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FSc Part 1 Physics (New Book) Chapter 8 Important MCQ's

Sr.# Question Answer
1

What are gravitational waves.
A.

Electromagnetic waves

B.

Mechanical waves

C.

Ocean waves

D.

Ripple in the fabric of spacetime
2

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
3

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
4

Malus's law states that
A.

The intensity of light is directly proportional to the square of the cosine of the angle between the light wave and the analyzer

B.

The intensity of light is directly proportional to the squae of the sine of the angle betwene the light wave and the analyzer

C.

The intensity of light is directly proportional to the angle between the light wave and the analyzer

D.

The intensity of light is invesely proportional to the angle between the light wave and the analyzer
5

Who predicted the existence of gravitational waves.
A.

Galileo Galilei

B.

Albert Einstein

C.

Issac Newton

D.

Leonardo da 1venci
6

The intensity of light when it passes through a polarizer.
A.

Decreases

B.

Increases

D.

Remain same
7

Which of the following rays cannot be polarized.
A.

Sound Waves

B.

Light Waves

C.

X- Rays

D.

Infrated rays
8

Polarizatio of light shows taht light is
A.

Corpuscular in nature

B.

Of extremely shrot waves

C.

Longitudinal waves

D.

Transverse waves
9

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
10

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

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