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.

201.

Which of the following scientist suggested that moving particles exhibit wave properties?

A.

Isaac Newton

B.

Ernest Rutherford

C.

Louis de Broglie

D.

J.J. Thompson

Correct answer is C

In 1924 Louis de Broglie introduced the idea that particles, such as electrons, could be described not only as particles but also as waves

202.

Which of the following factors is not among that determines the resistance of a wire?

A.

mass

B.

cross-sectional area

C.

length

D.

material

Correct answer is A

No explanation has been provided for this answer.

203.

If the relative humidity of the atmosphere increases, the rate of evaporation of sweat from the human body?

A.

decreases

B.

remains the same

C.

increases then decreases

D.

increases

Correct answer is A

No explanation has been provided for this answer.

204.

Which of the following set of quantities have members which are all vectors?

A.

Pressure, energy and force

B.

Force, displacement and momentum

C.

Distance, acceleration and work

D.

Density, volume and weight

Correct answer is B

No explanation has been provided for this answer.

205.

According to Pascal's principle, the pressure in a fluid is always?

A.

dependent on density of the fluid

B.

distributed partially in all directions

C.

transmitted equally in all directions.

D.

increasing with height.

Correct answer is C

No explanation has been provided for this answer.