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Loudness of sound increases with 

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Important Questions on Sound

EASY
Science>Physics>Sound>Characteristics of Sound
It is observed that during march-past we hear a base drum distinctly from a distance compared to the side drums. Give a reason for the above observation.
EASY
Science>Physics>Sound>Characteristics of Sound
Two waves of the same pitch have amplitudes in the ratio 1:3. What will be the ratio of their intensities?
EASY
Science>Physics>Sound>Characteristics of Sound
Two waves of the same pitch have amplitudes in the ratio 1:3. What will be the ratio of their frequencies?
EASY
Science>Physics>Sound>Characteristics of Sound

It is observed that during march-past we hear a base drum distinctly from a distance compared to the side drums.
Name the characteristic of sound associated with the above observation.

MEDIUM
Science>Physics>Sound>Characteristics of Sound
A man playing a flute is able to produce notes of different frequencies. If he closes the holes near his mouth, will the pitch of the note produced, increase or decrease? Give a reason.
EASY
Science>Physics>Sound>Characteristics of Sound
Which characteristic of sound, makes it possible to recognize a person by his voice without seeing him?
MEDIUM
Science>Physics>Sound>Characteristics of Sound
A small speaker delivers 2 W of audio output. At what distance from the speaker will one detect 120  dB intensity sound? [Given reference intensity of sound as 10-12 W/m2 ]
MEDIUM
Science>Physics>Sound>Characteristics of Sound
Assertion: The loudness of sound is measured in decibel.
Reason: If sound waves have a large amplitude then the sound will be loud.
MEDIUM
Science>Physics>Sound>Characteristics of Sound
Loud sound can travel a larger distance, due to _____.
EASY
Science>Physics>Sound>Characteristics of Sound
What is the unit to measure the sound intensity?
MEDIUM
Science>Physics>Sound>Characteristics of Sound
Conduct an experiment to know the relationship between the intensity of sound produced by a body and its amplitude.
EASY
Science>Physics>Sound>Characteristics of Sound
The amount of sound energy passing each second through unit area is called the _____________ of sound.
MEDIUM
Science>Physics>Sound>Characteristics of Sound
Distinguish between loudness and intensity of sound.
MEDIUM
Science>Physics>Sound>Characteristics of Sound

Distinguish between: Intensity and loudness.

EASY
Science>Physics>Sound>Characteristics of Sound
When we change a feeble sound to a loud sound, we increase its:
MEDIUM
Science>Physics>Sound>Characteristics of Sound
A key of a mechanical piano struck gently and then struck again but much harder this time. In the second case
MEDIUM
Science>Physics>Sound>Characteristics of Sound
A key of a mechanical piano is struck gently and then struck again but much harder this time. In the second case:
MEDIUM
Science>Physics>Sound>Characteristics of Sound
Differentiate between the loudness and intensity of sound.
EASY
Science>Physics>Sound>Characteristics of Sound
A key of a mechanical piano struck gently and then struck again but much harder this time. In the second case
MEDIUM
Science>Physics>Sound>Characteristics of Sound
Which characteristic of a sound wave determines its loudness and has it loudness related to it?