The amplitude of the sound is doubled. Its pitch will

Double

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Become four times

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Remain same

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none of these

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Solution

The correct option is C
Remain same

The pitch does not depend on the amplitude, it depends on the frequency.
So, on increasing or decreasing the amplitude there will be no change in the pitch.
Hence, option (C) is the correct option.

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Similar questions

By reducing the amplitude of a sound wave, its:

(a) pitch increases (b) loudness decreases

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.

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