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Can you hear your own words if you are s...

Can you hear your own words if you are standing in a perfect vacuum ? Can you hear your, friend in the same conditions ?

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HC VERMA ENGLISH-SOUND WAVES-All Questions
  1. A train approachign a railway crossing at a speed of 120 kmh^-1 sounds...

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  2. If you are walking on the moon, can you hear the sound of stones crack...

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  3. Can you hear your own words if you are standing in a perfect vacuum ? ...

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  4. A vertical rod is hit at one end. What kind of wave propagates in the ...

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  5. Two loudspeakers are arranged facing each other at some distance. Will...

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  6. The voice of a person, who has inhaled helium, has a remarkably high p...

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  7. Two tuning forks vibrate with the same amplitude but the frequency of ...

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  8. Consider the following statements about and pasing through a gas. A....

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  9. The bulk modulus and the density of water are greater than those of ai...

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  10. A tuning fork sends sound waves in air. If the temperature of the air ...

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  11. When sound wave is refracted from air to water, which of the following...

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  12. The speed of sound in a medium depends on

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  13. Two sound waves moves in the same direction in the same medium. The pr...

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  14. When two waves with same frequency and constant phase difference inter...

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  15. An open organ pipe of length l vibrates in its fundamental mode. The p...

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  16. An organ pipe, open at both ends, contains

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  17. A cylinderical tube open at both ends, has a fundamental frequency f i...

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  18. The phenomenon of beats can take place

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  19. A tuning fork of frequency 512 Hz is vibrated with sonometer wire and...

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  20. The engine of a train sound a whistle at frequency v, the frequency he...

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