Sound Test - 1...

In which of the following materials is the speed of sound maximum?

If two men talk on the Moon's surface, then

Read the following statements and choose the correct option accordingly.

Statement A: We can produce sound by changing the pressure of the air in the instrument.
Statement B: To produce sound, we have to do a certain mechanical work.

Note is a sound

Read the following statements and choose the correct option accordingly.

Statement A: During the propagation of a sound wave, particles oscillate to and fro about their mean positions.
Statement B: For the propagation of sound, the medium should be elastic in nature.

Two sounds A and B are of frequencies f and 2f, respectively. Which of the following is correct?

Loudness of a sound is determined by the ________ of vibration.

Two sounds of same loudness and same pitch produced by two different instruments differ in their

Read the following statements and choose the correct option accordingly.

Statement A: If the length of a string is increased, the pitch of the sound will also increase.
Statement B: The pitch of the sound is independent of the length of the string.