Propagation of Sound

IMPORTANT

Propagation of Sound: Overview

This Topic covers sub-topics such as Compression, Low Pressure Area, Rarefaction, High Pressure Area and, Medium of Propagation

Important Questions on Propagation of Sound

EASY
IMPORTANT

What is intensity?

EASY
IMPORTANT

Explain briefly about speed of longitudinal waves (speed of sound).

EASY
IMPORTANT

Define Frequency.

MEDIUM
IMPORTANT

A mosquito produces a sound of high pitch. Justify the statement. 

EASY
IMPORTANT

Speed of sound is

HARD
IMPORTANT

"Ear is divided into three parts". Is it correct? Explain.

HARD
IMPORTANT

Explain the structure of human ear and its functions.

HARD
IMPORTANT

Explain about the functions of three different parts of the ear. Draw the figure also.

EASY
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Medium is necessary for sound to propagate.

EASY
IMPORTANT

Which of the following cannot travel through vacuum?

EASY
IMPORTANT

Choose the correct answer.
Sound can travel through
 

EASY
IMPORTANT

State whether given statement is True or False
Sound waves travel faster in air than in water.

EASY
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What are the differences between softer sound and louder sound?

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In which of the following cases softer sound will be produced?

EASY
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The softness of sound depends on the amplitude of the soundwave.

EASY
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Softness of a sound can be determined by _____.

MEDIUM
IMPORTANT

A sound wave has a frequency of 1.5 kHz and wavelength of 36 cm. Find the time taken by it in second to cover 1.5 km.

MEDIUM
IMPORTANT

Density of particles in a given medium is not proportional to the pressure.

MEDIUM
IMPORTANT

Describe the pressure and density in the low pressure area.

MEDIUM
IMPORTANT

The region of low pressure area in the medium is called compression.