If the amplitude of vibration is large, sound is feeble.

True

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False

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Solution

The correct option is B False
The loudness of a sound wave is directly proportional to square of amplitude of vibration of source.So large amplitude means sound will be loud not feeble.

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Similar questions

Question 3 (c)
State whether the following statement is true or false.
If the amplitude of vibration is large, the sound is feeble.

State whether the following statements are true or false:

(a) Sound cannot travel in vacuum.

(b) The number of oscillations per second of a vibrating object is called its time-period.

(d) The lower the frequency of vibration, the higher is the pitch.

(e) If the amplitude of vibrations is doubled, the loudness of sound also gets doubled.

(f) When the amplitude of vibrations is halved, the loudness of sound becomes one-fourth.

(g) Unwanted or unpleasant sound is termed as music.

(h) Noise pollution may cause partial hearing impairment.

(a)

(b)

(c)

(d)

(e)

(f)

(g)

When we change a feeble sound to a loud sound, we increase its

(a) frequency (b) amplitude (c) speed (4) timbre

When we change a feeble sound to a loud sound, we increase its :

(a) frequency

(b) amplitude

(d) wavelength

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