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Fill in the blanks with suitable word
Loudness is determined by the ________ of vibration.

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MBD -HARYANA BOARD-SOUND-EXAMPLE
  1. In the statement, tick 'T' against those which are true, and 'F' agai...

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  2. Fill in the blanks with suitable word Time taken by an object to com...

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  3. Fill in the blanks with suitable word Loudness is determined by the...

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  4. Fill in the blanks with suitable word The unit of frequency is

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  5. Fill in the blanks with suitable word Unwanted sound is called

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  6. Fill in the blanks with suitable word Shrillness of a sound is deter...

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  7. A pendulum oscillates 40 times in 4 seconds. Find its time period and ...

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  8. The sound from a mosquito is produced when it vibrates its wings at an...

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  9. Identify the part which vibrates to produce soud in following instrume...

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  10. What is the difference between noise and music? Can music become noise...

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  11. List sources of noise pollution in your surroundings.

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  12. Explain in what way noise pollution is harmful to humans.

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  13. Your parents are going to buy a house. They have been offered one on t...

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  14. Sketch larynx and explain its function in your own words.

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  15. Lightning and thunder take place in the sky at the same time and at th...

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  16. The unit of frequency is

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  17. The intensity of disagreeable sound for human ear is:

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  18. What is the ultrasonic sound?

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  19. Speed of sound at 20^@ C is approximately:

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  20. The intensirty of sound at ordinary inhale is:

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