Physics questions and answers

Physics Questions and Answers

If you want to learn more about the nature and properties of matter and energy or you're simply preparing for a Physics exam, these Physics past questions and answers are ideal for you.

3,426.

The unit of inductance is

A.

farad

B.

henry

C.

hertz

D.

weber

E.

tesla

Correct answer is B

No explanation has been provided for this answer.

3,427.

Which of the following instruments can be used to compare the relative magnitude of similar charges on two given bodies?

A.

Electrophorus

B.

Ebonite rod

C.

Proof plane

D.

Gold-leaf electroscope

E.

Capacitor

Correct answer is D

No explanation has been provided for this answer.

3,429.

The quality of a note produced by a vibrating string is determined by the

A.

pitch of the note

B.

tension of the string

C.

material of the string

D.

presence of overtones

E.

thickness of the string

Correct answer is A

No explanation has been provided for this answer.

3,430.

Which of the following is correct about light and sound waves?

A.

Both of them are associated with energy transfer

B.

Both of them need material media for propagation

C.

they are both longitudinal waves

D.

their velocities in air are equal

E.

Both of them can be polarized

Correct answer is A

No explanation has been provided for this answer.