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Factors Affecting Speed of Sound

Which of the ...

Question

Which of the following factors affect the speed of sound in gas?

A

Amplitude of the sound wave

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B

Frequency of the sound wave

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C

Pressure of the gas

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D

Density of the gas

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Solution

The correct option is D
Density of the gas

Of the given options, the only factor which affects the speed of sound in a gas is the density of gas. Amplitute, frequency, and wavelength of the sound depends on the source and does not affect the speed of the sound in any gas.

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