7000+ Physics Questions and Answers Pdf Free Download - 2

Question: 6

We can distinguish between sound having same pitch and loudness. This characteristic of sound is

(A) Timbre

(B) Note

(C) Pitch

(D) Tone

Question: 7

The rate of change of displacement is called

(A) Velocity

(B) Speed

(C) Distance

(D) Acceleration

Question: 8

Parsec is the unit of _____ used to measure large distances to astronomical objects outside the solar system.

(A) Length

(B) Current

(C) Mass

(D) Time

Question: 9

Which one of the following is an example of good conductor?

(A) Copper

(B) Paper

(C) Rubber

(D) Polymer

Question: 10

Clouds float in atmosphere because of their low

(A) Mass

(B) Density

(C) Pressure

(D) Velocity