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.

3,871.

The instrument used by designers to obtain different color pattern is called?

A.

periscop

B.

sextant

C.

episcope

D.

kaleidoscope

Correct answer is D

No explanation has been provided for this answer.

3,872.

The phenomenon of light bending round an obstacle is?

A.

diffraction

B.

refraction

C.

reflection

D.

polarization

Correct answer is A

No explanation has been provided for this answer.

3,873.

In a large telecommunications auditorium, perforated absorbent materials are used to line the ceiling so as to

A.

Increase the reverberation of sound in the hall

B.

increase the amount of echo in the hall

C.

reduce the hight of the ceiling from the floor

D.

reduce the reverberation of sound in the hall

Correct answer is D

In a large auditorium perforated, absorbent materials are used to line the ceiling so as to reduce the effect of multiple reflection of echo called reverberation

3,874.
3,875.

The blade of a hoe feel colder to touch in the morning than the wooden handle because the

A.

handle is a better conductor of heat than blade

B.

handle contains stored energy in form of heat

C.

blade is a better conductor of heat than the handle

D.

blade is placed at a lower temperature than the heat

Correct answer is C

No explanation has been provided for this answer.