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.

3,556.
3,557.

The absolute zero temperature is defined as the temperature at which

A.

thermal motion ceases

B.

the temperature of a gas is 273oC

C.

ice melts

D.

the volume of a real gas is maximum

E.

the pressure of a real gas is maximum

Correct answer is A

No explanation has been provided for this answer.

3,558.

An object weighs 10.0 N in air and 7.0 N in water. What is its weight when immersed in a liquid of relative density 1.5?

A.

4.50N

B.

4.67N

C.

5.50N

D.

6.67N

E.

8.50N

Correct answer is C

No explanation has been provided for this answer.

3,559.

A simple pendulum makes 50 oscillations in one minute. What is its period of oscillation?

A.

0.02s

B.

0.20s

C.

0.83s

D.

1.20s

E.

50.00s

Correct answer is D

No explanation has been provided for this answer.

3,560.

A force F is applied to a body P as shown in the diagram above. If the body P moves through a distance r, which of the following represents the work done?

A.

Fx

B.

Fcosθ/x

C.

Fx tanθ

D.

Fx sinθ

E.

Fx cosθ

Correct answer is E

No explanation has been provided for this answer.