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In the following statements ,tick 'T' ag...

In the following statements ,tick 'T' against those which are true and 'F' against those which are false. For human ears the audible range is 20Hz to 20,000Hz. (T/F)

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

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In the following statements ,tick 'T' against those which are true and 'F' against those which are false. Unwanted or unpleasant sound is termed as music.. (T/F)

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In the following statements ,tick 'T' against those which are true and 'F' against those which are false. Noise pollution may cause partial hearing impairment. (T/F)

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PSEB-SOUND-EXERCISE
  1. In the following statements ,tick 'T' against those which are true and...

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  2. In the following statements ,tick 'T' against those which are true and...

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  3. In the following statements ,tick 'T' against those which are true and...

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  4. In the following statements ,tick 'T' against those which are true and...

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  5. In the following statements ,tick 'T' against those which are true and...

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  6. In the following statements ,tick 'T' against those which are true and...

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  7. Fill in the blanks with suitable words. Time taken by an object to ...

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  8. Fill in the blanks with suitable words. Loudness is determined by t...

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  9. Fill in the blanks with suitable words. The unit of frequency is ……...

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  10. Fill in the blanks with suitable words. Unwanted sound is called ……...

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  11. Fill in the blanks with suitable words. Shrillness of sound is dete...

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

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

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

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

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

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

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  18. List sources of noise pollution in your surroundings.

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  19. Explain in what way noise pollution is harmful to human.

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  20. Your parents are going to buy a house.They have been offered one on th...

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