Physics Part 2 Online Quiz



Following quiz provides Multiple Choice Questions (MCQs) related to Physics. You will have to read all the given answers and click over the correct answer. If you are not sure about the answer then you can check the answer using Show Answer button. You can use Next Quiz button to check new set of questions in the quiz.

Questions and Answers

Q 1 - The amount of time that the suns rays take to reach on the earth is about

A - 12 minutes

B - 8 minutes

C - 6 minutes

D - Only 45 seconds

Answer : B

Explanation

N/A

Q 2 - Consider the following statements:

1. Terrestrial telescope gives erect image.

2. The Astronomical Telescope gives inverted image.

Choose the correct answer from the codes given below:

A - Only 1

B - Only 2

C - Both

D - Neither 1 nor 2

Answer : C

Explanation

N/A

Q 3 - The speed of light in a vacuum medium depends on

A - Velocity of light

B - Frequency of light

C - Wavelength of light

D - None

Answer : D

Explanation

The speed of light in vacuum always remains constant and does not depend on characteristics of the wave.

Q 4 - Consider the following statements:

1. The shorter wavelengths of light are deflected more than the longer wavelengths light.

2. The speed of visible light in water is 8.5 times of the speed in vacuum.

Choose the correct answer from the codes given below:

A - Only 1

B - Only 2

C - Both

D - Neither 1 nor 2

Answer : A

Explanation

Speed of light is higher in vacuum than water.

Q 5 - The exchange of thermal energy between two physical systems is known as

A - Heat Transfer

B - Heat exchange

C - Heat share

D - Temperature distribution

Answer : A

Explanation

The rate of heat transfer depends on the temperature differences between two bodies and also on the properties of intervening medium.

Q 6 - Consider the following statements:

1. Heat is characteristically a form of energy.

2. Heat is typically an electromagnetic radiation.

Choose the correct answer from the codes given below:

A - Only 1

B - Only 2

C - Both

D - Neither 1 nor 2

Answer : C

Explanation

N/A

Q 7 - Speed of sound is maximum in

A - Liquid

B - Solid

C - Gas

D - It remains same in all mediums

Answer : B

Explanation

Speed of sound in iron is 5,120 m/s.

Q 10 - What is the speed of sound in air?

A - 440/ms

B - 150/ms

C - 505/ms

D - 343/ms

Answer : A

Explanation

However, the speed of sound in the air depends also on the temperature of the air.

Q 11 - The branch of physics that studies the behavior and properties of light is known as:

A - Quantum physics

B - Astrophysics

C - Mechanics

D - Optics

Answer : D

Explanation

Optics is the study of the behaviors and properties of light.

Q 12 - A green paper appears . in red light.

A - Red

B - Green

C - Yellow

D - Black

Answer : D

Explanation

N/A

Q 13 - Consider the following statements:

1. Kirchhoffs law states that the good absorbers are good emitter.

2. Through radiation, heat takes place with the speed of light without affecting the intervening medium.

Choose the correct answer from the codes given below:

A - Only 1

B - Only 2

C - Both

D - Neither 1 nor 2

Answer : C

Explanation

N/A

Q 14 - Consider the following statements:

1. The addition of detergent or soap decreases the surface tension of water and thus clean cloth better.

2. Bubbles of soap solution are big because of the lesser surface tension of water.

Choose the correct answer from the codes given below:

A - Only 1

B - Only 2

C - Both

D - Neither 1 nor 2

Answer : C

Explanation

N/A

Q 15 - One fathom is equal to

A - 1.8 meter

B - 1.4 meter

C - 2.2 meter

D - 2.5 meter

Answer : A

Explanation

N/A

Q 16 - Consider the following statements:

1. Value of gravity force decreases with height or depth from earths surface.

2. The value of gravitational force is maximum at equator.

Choose the correct answer from the codes given below:

A - Only 1

B - Only 2

C - Both

D - Neither 1 nor 2

Answer : A

Explanation

The value of gravitational force is maximum at poles.

Q 17 - Who had invented Super Computer?

A - Seymour Cray

B - Moog

C - Swington

D - Laennec

Answer : A

Explanation

Seymour Cray was the first who acted to materialize the idea of supercomputer in 1960s.

Q 18 - Who had first invented Radiocarbon dating?

A - Libby

B - Swan

C - Schick

D - Kettering

Answer : A

Explanation

Willard Libby had first invented the radiocarbon dating in late in 1940s.

Q 19 - The branch of physics that studies about the properties, features, and mechanisms of atomic nucleus is known as:

A - Astronomy

B - Modern Physics

C - Mechanics

D - Atomic Physics

Answer : B

Explanation

Modern physics is the study of atomic nucleus; therefore, it is also known as Nuclear Physics.

Q 20 - Consider the following statements:

1. The satellite revolves around equatorial plane in the direction of the earths rotation (west to east) with a period of revolution equal to the time period of rotation of the earth on its own axis, then the satellite appears stationary and hence known as Geo-stationary satellite.

2. The orbit of Geo-stationary satellite is known as stationary orbit.

Choose the correct answer from the codes given below:

A - Only 1

B - Only 2

C - Both

D - Neither 1 nor 2

Answer : A

Explanation

The orbit of Geo-stationary satellite is known as parking orbit.

physics_part2_online_quiz.htm
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