Sound Test - 7...

Children can hear sound of frequency up to

A wave moves a distance of 10 m in 0.05 second. Find the wavelength of the wave if frequency is 200 Hz?

Statement A: Speeds greater than the speed of sound in air are called infrasonic speed.
Statement B: The amount of sound energy, passing each second through unit area is called intensity of sound.
Which of the above two statement is true?

The frequency of a source of sound is 546 Hz. It vibrates ___________ times in a second

A sound wave travels at a speed of 344 ms^-1. If its wavelength is 0.02m, what is the frequency of wave?

Which of the following condition is not favourable for producing higher pitch?

The frequency of sound is 100 Hz. How many times does it vibrate in a minute?

Calculate the wavelength of a sound wave whose frequency is 220 Hz and speed is 440 ms^-1 in a given medium.

Statement A: Sound travel faster in summer season than in winter season
Statement B: Speed of sound does not depend on the pressure of the medium. If temperature of the medium remains constant
Which of the two statement is true

Match the following with correct response.
(1) Amplitude
(2) Time period
(3) Frequency
(4) Velocity

(A) Duration to complete one oscillation
(B) Distance covered by sound in unit time
(C) Number of oscillation in one second
(D) Maximum displacement from mean position