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

00:00
Question # 1

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

Question # 2

Malus's law states that

Question # 3

Light can be polarized by 

Question # 4

The intensity of light when it passes through a polarizer.

Question # 5

The unwanted light aht interferes with vision is termed as.

Question # 6

Optically acgive crystals are

Question # 7

A polaroid is.

Question # 8

Polarized sun glasses decrease glare on sunny day because they.

Question # 9

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

Question # 10

What are gravitational waves.

Question # 11

An unpolarized beam of gtransverse wave is that whose vibrations.

Question # 12

We van polarize the light by passing it through.

Question # 13

Polarizatio of light shows taht light is

Question # 14

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

Question # 15

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

Question # 16

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

Question # 17

Longitudinal waves do not exhibit.

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

Sr.# Question Answer
1

Longitudinal waves do not exhibit.
A.

Polarization 

B.

Reflection 

C.

Diffraction 

D.

Refraction
2

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

Refraction 

B.

Polarization 

C.

Diffraction 

D.

Interference
3

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

The intensity increases

B.

The intensity of decreases

C.

The intensity remains the same

D.

The intensity becomes zero
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

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

Decreases

B.

Increases

D.

Remain same
6

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
7

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
8

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 
9

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
10

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

Water

B.

Polaroid

C.

Glass

D.

Prism

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