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School Physics Quiz : Sound


Answer the following questions based on sound.

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Multiple choice

Your Performance  

1.

The repetition of sound which is reflected from an object is referred to as _______.

  the amplitude

  an echo

  the pitch

  Half-n-half Clue
 

2.

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

  bell jar

  sonar

  tuning fork

  Half-n-half Clue
 

3.

The sound of thunder is heard 10 s after the flash of lightning. If the speed of sound in air is 330 m/s, then the cloud is at a distance of _______.

  33.0 m

  66.0 m

  1650 m

  3300 m

  Half-n-half Clue
 

4.

The part of the inner ear shaped like a snail is called the _______.

  hammer

  cochlea

  eardrum

  Half-n-half Clue
 

5.

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

  1600

  5000

  3 × 108

  330

  Half-n-half Clue
 

6.

The number of sound vibrations per second is called _______.

  frequency

  time period

  amplitude

  Half-n-half Clue
 

7.

Sound can travel through vacuum.

  True

  False

 


 
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