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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.

206.

A note produced by an instrument is distinguished from a similar note produced by another instrument by the?

A.

intensity

B.

pitch

C.

overtones

D.

loudness

Correct answer is C

No explanation has been provided for this answer.

207.

Which of the following statements about distance and displacement is not correct? 

A.

Displacement is a vector quantity

B.

Distance has dimension

C.

Displacement is measured in meters

D.

Distance is a vector quantity

Correct answer is D

No explanation has been provided for this answer.

208.

The electrons in a cathode-ray tube are produced by?

A.

heating a metal filament.

B.

ionization of the air

C.

applying a magnetic field to the y-plates.

D.

applying an electric field to the x-plates

Correct answer is A

No explanation has been provided for this answer.

209.

Which of the following statements is not a characteristic of a plane progressive wave?

A.

Energy travels out through the medium

B.

Neighboring points along the profile possess different amplitudes

C.

Neighboring points along the profile possess the same amplitude

D.

Neighboring particles vibrate with different phase

Correct answer is B

No explanation has been provided for this answer.