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Give reasons Bats can trace out their p...

Give reasons
Bats can trace out their path, cven in the dark nights.

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TARGET PUBLICATION-STUDY OF SOUND-EXERCISE
  1. Answer the following How is sonography bring misused ? What is the n...

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  2. Answer the following What happened to the ear drum when a compressio...

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  3. Give reasons Bats can trace out their path, cven in the dark nights.

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  4. We cannot hear the echo produced in a classroom.

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  5. The intensity of reverberation is higher in a closed and empty house.

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  6. The roof of a movie theatre and a conference hall is curved.

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  7. Question based on diagram Label the given diagram of sound waves and ...

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  8. What is the frequency of a sound wae if the time period of its oscilla...

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  9. Complete the following table

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  10. Sound waves of wavelength1cm have a velocity of 340 m/s in air. What i...

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  11. Nita heard the sound of lightning after 4 seconds of seeing it. What w...

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  12. How long will it take for a sound wave of 25 cm wavelength and 1.5 kHz...

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  13. Calculate the distance travelled by a spund wave having frequency 800 ...

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  14. The speed of sound in air at 0^@ C is 332 m/s, If it increases at the ...

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  15. Helium gas is filled in two identical bottles A and B. The mass of the...

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  16. Hydrogen gas is filled in two identical bottles, A and B, at the same ...

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  17. Sunil is standing between two walls. The wall closest to him is at a d...

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  18. Ultrasonic waves are transmitted downwards into the sea with the help ...

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  19. The speed of sound in air at 0° C is 332 mis. IF it increases at the r...

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  20. A sound wave of wavelength 3 cm travels with a speed of 336 ms. Calcul...

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