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School Physics Quiz : Sound


Answer the following questions based on sound.

Formats Info Page Quiz Review
Multiple choice

Your Performance  

1.

A _______ note is the lowest note obtained on blowing gently across the top of a test-tube.

  fundamental

  overtone

  harmonic

  Half-n-half Clue
 

2.

The approximate speed of sound in air is _______ m/s.

  5000

  1600

  330

  3 × 108

  Half-n-half Clue
 

3.

Sounds are produced by musical wind-instruments when columns of air are made to vibrate.

  True

  False

 

4.

Out of the following materials, the best conductor of sound is _______.

  Water

  Steel

  Air

  Half-n-half Clue
 

5.

The apparatus used in a ship to find out the depth of the sea underneath is called _______.

  bell jar

  tuning fork

  sonar

  Half-n-half Clue
 

6.

When sounds reach the _______ or tympanic membrane, they make it vibrate.

  hammer

  eardrum

  cochlea

  Half-n-half Clue
 

7.

If a flash of lightning is observed in a cloud 3300 m away and the speed of sound in air is 330 m/s, then the sound of thunder will be heard _______ s after the flash of lightning.

  3

  10

  20

  30

  Half-n-half Clue
 


 
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