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True or False If the amplitude of vibr...

True or False
If the amplitude of vibration is large, sound is feeble.

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MBD-SOUND-EXAMPLE
  1. Sound can travel through

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  2. True or False The number of oscillations per second of a vibrating o...

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  3. True or False If the amplitude of vibration is large, sound is feebl...

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  4. True or False For human ears, the audible range is 20Hz to 20,000 Hz

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  5. True or False The lower the frequency of vibration, the higher is th...

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  6. True or False Unwanted or unpleasant sound is termed as music.

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  7. True or False Noise pollution may cause partial hearing impairment.

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  8. Fill in the blank Time taken by an object to complete one oscillatio...

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  9. Fill in the blank Loudness is determined by the …………..of vibration

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  10. What is the unit of frequency ?

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  11. Fill in the blank Unwanted sound is called …………….

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  12. Fill in the blank Shrillness of a sound is determined by the ………of t...

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

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

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  15. Identify the part which vibrates to produce sound in the following ins...

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  16. What is difference between noise and music? Can music become noise so...

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  17. List sources of noise pollution in your surroundings.

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  18. What is a noise?

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  19. your parents are going to buy a house. They have been offered one on t...

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

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