Sound

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Sound

Full Marks: 30

The approximate speed of sound in air is

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33.2 m/s

3320 m/s

332 m/s

3.32 m/s

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Which of the following does not describe sound wave?

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transverse wave

longitudinal wave

compression wave

push-pull wave

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Rapid back and forth motion of a particle about its mean position is called

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Option 1

acceleration

vibration

friction

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A simple instrument used to produce pure sound of fixed frequency is

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simple pendulum

tuning fork

fire tongs

hollow pipe

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An example of mechanical wave is

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Radio wave

Light wave

Infrared radiation

Sound wave

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Sound waves are

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longitudinal

transverse

partly longitudinal and partly transverse

sometimes longitudinal and sometimes transverse

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Sound waves do not travel through

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solids

liquids

gases

vacuum

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Wave motion transfers

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matter

momentum

energy

all of these

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Sound travels in air if

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particles of medium travel from one place to another

there is no moisture in the air

disturbance moves

both particles as well as disturbance travel from one place to another

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Sound is produced due to

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friction

circulation

vibration

refraction

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