TRUE / FALSE

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9 questions · timed · auto-graded

Question 11 Mark

A ticking clock sound is heard late when heard through a metal.

Answer

False.
A ticking clock sound is heard early when heard through a metal.

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Question 21 Mark

Female voice is shriller than the male voice.

Answer

True

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Question 31 Mark

Waveforms of two different stringed instruments can be the same.

Answer

False.
Waveforms of two different stringed instruments cannot be the same.

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Question 41 Mark

Loudness depends on frequency.

Answer

False.
Loudness depends on the amplitude.

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Question 51 Mark

The frequency is measured in hertz.

Answer

True

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Question 61 Mark

Larger is the amplitude, feeble is the sound.

Answer

False.
Larger the amplitude, greater is the sound.

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Question 71 Mark

Sound can only be produced by vibrating bodies.

Answer

True

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Question 81 Mark

A sound is a form of energy.

Answer

True

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Question 91 Mark

Sound can travel in a vacuum.

Answer

False.
Sound requires medium to travel.

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TRUE / FALSE - PHYSICS STD 7 Questions - Vidyadip

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