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Pitch

Question 3 eS...

Question

Question 3 (e)
State whether the following statement is true or false.
The lower the frequency of vibration, the higher is the pitch.

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Solution

The statement is false.
The pitch of a sound is directly proportional to the frequency. Pitch increases as the frequency of the vibration increase. The lower the frequency of vibration, the lower is the pitch.

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Similar questions

Q. State whether true or false :

Higher the frequency of sound, higher would be its pitch.

Q. The lower the frequency of vibration, the higher is the pitch.

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

Question 3 (b)
State whether the following statement is true or false.
The number of oscillations per second of a vibrating object is called its time period.

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.

(c) If the amplitude of vibrations is large, sound is feeble.

(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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Standard VII Physics

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