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

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

Question # 2

An unpolarized beam of gtransverse wave is that whose vibrations.

Question # 3

Optically acgive crystals are

Question # 4

Polarized sun glasses decrease glare on sunny day because they.

Question # 5

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

Question # 6

Polarizatio of light shows taht light is

Question # 7

The intensity of light when it passes through a polarizer.

Question # 8

The unwanted light aht interferes with vision is termed as.

Question # 9

Who predicted the existence of gravitational waves.

Question # 10

What are gravitational waves.

Question # 11

The phenomenon of polarization of light is

Question # 12

Longitudinal waves do not exhibit.

Question # 13

Which is the primary method usedot detect gravitational waves.

Question # 14

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

Question # 15

Light can be polarized by 

Question # 16

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

Question # 17

A polaroid is.

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

Sr.# Question Answer
1

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
2

Which is the primary method usedot detect gravitational waves.
A.

Optical telescopes

B.

Radio telescopes

C.

LASER interferometry

D.

Gravitational lensing
3

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
4

Which of the following rays cannot be polarized.
A.

Sound Waves

B.

Light Waves

C.

X- Rays

D.

Infrated rays
5

Light can be polarized by 
A.

Selective absorption

B.

Reflection 

C.

Scattering

D.

All of these
6

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

Refraction 

B.

Polarization 

C.

Diffraction 

D.

Interference
7

We van polarize the light by passing it through.
A.

Water

B.

Polaroid

C.

Glass

D.

Prism
8

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
9

Who predicted the existence of gravitational waves.
A.

Galileo Galilei

B.

Albert Einstein

C.

Issac Newton

D.

Leonardo da 1venci
10

Optically acgive crystals are
A.

Quartz

B.

Sodium Chlorate

C.

Sodium Chlorade

D.

Botha a and b

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