Factors Affecting the Velocity of Sound in a Air

Author:Subject Experts
9th CBSE
IMPORTANT

Important Questions on Factors Affecting the Velocity of Sound in a Air

EASY
IMPORTANT
The Science Springboard: A Foundation Course Based on NCERT Curriculum>Physics>Sound>Factors Affecting the Velocity of Sound in a Air> Q 1

Choose the correct speed (m/s) of substance at temperature 25° C. 

Column I Column II
A. Aluminium I. 4700
B. Ethanol II. 1284
C. Hydrogen III. 1207
D. Brass IV. 6420
Select the correct option from the given options.

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IMPORTANT
The Science Springboard: A Foundation Course Based on NCERT Curriculum>Physics>Sound>Factors Affecting the Velocity of Sound in a Air> Q 2

The speed of sound in a medium depends on _____.

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IMPORTANT
The Science Springboard: A Foundation Course Based on NCERT Curriculum>Physics>Sound>Factors Affecting the Velocity of Sound in a Air> Q 3

A sound wave travels from east to west then particles of air will move in _____ direction.

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IMPORTANT
The Science Springboard: A Foundation Course Based on NCERT Curriculum>Physics>Sound>Factors Affecting the Velocity of Sound in a Air> Q 4

The speed of sound in air is _____ at 0 °C.

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IMPORTANT
The Science Springboard: A Foundation Course Based on NCERT Curriculum>Physics>Sound>Factors Affecting the Velocity of Sound in a Air> Q 5

Sound travels faster in _____.

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IMPORTANT
The Science Springboard: A Foundation Course Based on NCERT Curriculum>Physics>Sound>Factors Affecting the Velocity of Sound in a Air> Q 6

Speed of sound in gas increases with the increase in the _____ of gases

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IMPORTANT
The Science Springboard: A Foundation Course Based on NCERT Curriculum>Physics>Sound>Factors Affecting the Velocity of Sound in a Air> Q 7

The speed of sound in a gas is not affected by the change in _____.