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.

3,283.

Palm oil from a bottle flows out more easily after it as been heated because the

A.

molecules are given potential energy during the heating

B.

friction between oil layers is reduced

C.

oil molecules force each other out

D.

adhesion between the oil molecules and those of the bottle is increased

Correct answer is B

No explanation has been provided for this answer.

3,284.

A net force of magnitude 0.6N acts on a body of mass 40g, initially at rest. Calculate the magnitude of tire resulting acceleration.

A.

90ms-2

B.

60ms-2

C.

30ms-2

D.

15ms-2.

Correct answer is D

No explanation has been provided for this answer.

3,285.

The force between molecules of the same substance is termed

A.

elastic force

B.

repulsive force

C.

cohesive force

D.

adhesive force

Correct answer is C

No explanation has been provided for this answer.