Physics Part 2 Online Quiz


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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 - Telecommunication waves are …

A - Microwave

B - Visible wave

C - Infrared

D - Ultraviolet

Answer : A

Explanation

N/A

Q 3 - The speed of electromagnetic waves in a vacuum depends upon the ...

A - Velocity

B - Frequency

C - Wavelength

D - Intensity

Answer : C

Explanation

N/A

Q 4 - Which among the following terms explains that the galaxies are moving faster and going away from us?

A - Black hole

B - Redshift

C - Pulsar

D - Nebula star

Answer : B

Explanation

N/A

Q 6 - In desert regions, night is much cooler than the night of other plain region of the earth because …

A - Clear sky

B - Cold wind

C - Sand particles radiate back the incoming solar radiation swiftly

D - Sand particles absorb all the incoming solar radiation swiftly

Answer : C

Explanation

N/A

Q 7 - Which among the following colors (lights) has the maximum energy?

A - Violet

B - Red

C - Green

D - Blue

Answer : A

Explanation

Violet has about 2.75 – 3.26 eV photon energy.

Q 8 - Who had invented ‘Carburettor?’

A - Wynne

B - Lanchester

C - Braun

D - Morey

Answer : D

Explanation

The first carburetor was invented by Samuel Morey in 1826.

Q 9 - The optical power of a lens is measured in …

A - Diopter

B - Tesla

C - Ounce

D - Pint

Answer : A

Explanation

The principal focal length of a lens is measured in meter (1/meters).

Q 10 - Which among the following bombs does not destruct building and other constructions?

A - Neutron bomb

B - Hydrogen bomb

C - Atom bomb

D - Electron bomb

Answer : A

Explanation

Neutron bomb only affects life.

Q 11 - The Measuring unit of electric current is

A - Ampere

B - Kelvin

C - Mole

D - Candela

Answer : A

Explanation

The measuring unit of electric current is known as ampere.

Q 12 - Consider the following statements:

1. If a lift is stationary or moving with uniform speed (either upward or downward), the apparent weight of a body is equal to its true weight.

2. If the cord of the lift is broken and it is falling freely, then the weight of a body in the lift becomes zero.

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

Second statement defines the situation of weightlessness.

Q 13 - Who had propounded the ‘Dynamic Theory of Gases?’

A - Nobel

B - Maxwell

C - Clausius

D - Kirchhoff

Answer : B

Explanation

The dynamic theory of gases was first stated by Maxwell.

Answer : C

Explanation

Anemometer is used in measuring the speed and pressure of wind.

Q 15 - Which among the following is used to measure blood pressure?

A - Periscope

B - Manometer

C - Machmeter

D - Kymograph

Answer : D

Explanation

Kymograph graphically records physiological movements.

Q 16 - Which among the following is not a primary color?

A - Blue

B - Red

C - Green

D - Violet

Answer : D

Explanation

Blue, Red, and Green are the only primary colors.

Q 17 - Consider the following statements:

1. The process, in which heat gets transferred by the actual movement of particles from one place to other place, is known as convection.

2. Convection movement takes place in gas and liquid 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

Earth’s atmosphere is heated through convection process.

Q 18 - Consider the following statements:

1. The physical quantities which have only magnitude and no direction are known as scalar quantities.

2. The physical quantities which have both the magnitude and the direction are known as vector quantities.

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

Along with the magnitude and direction, it must follow the triangle law to be a vector.

Answer : C

Explanation

Wavemeter is an instrument that measures the wavelength of a radio wave.

Q 20 - Who among the following had developed radio transmitters and receivers?

A - Hershel

B - Heinrich Hertz

C - Marconi

D - Newton

Answer : C

Explanation

N/A

physics_part2_online_quiz.htm
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