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Why sound can not travel in vacuum, whil...

Why sound can not travel in vacuum, while light can?

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AAKASH SERIES-WAVE MOTION AND SOUND-EXERCISE (VERY SHORT ANSWER QUESTIONS)
  1. A wire of length 'l' is vibrating in three segments. What is the wavel...

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  2. What is the ratio of the frequency of fouth overtone to the fundamenta...

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  3. What happens to the fundamental frequency of a stretched string when t...

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  4. What happens to the fundamental frequency of a stretched string when i...

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  5. Two identical wires on a sonometer, are stretched with the same tensio...

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  6. What is the effect of temperature on frequency tuning fork?

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  7. What happens to the frequency of a tuning fork. When it is loaded wi...

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  8. What happens to the frequency of a tuning fork. When it is filled?

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  9. What is the influence of resonance on the forced vibrations?

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  10. What is the condition for resonance to occur?

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  11. Soldiers marching on a bridge are often ordered to go out of step why?

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  12. Why sound can not travel in vacuum, while light can?

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  13. What is Newton's formula for velocity of sound in a gas? How is it cor...

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  14. The velocity of sound is generally greater in solids than in gases bec...

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  15. The velocity of sound in oxygen in lesser than in hydrogen.Explain.

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  16. Use the formula upsilon = sqrt((gamma P )/( rho )) to explain why the ...

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  17. Use the formula upsilon = sqrt((gamma P )/( rho )) to explain why the ...

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  18. Three identical sound waves pass through an air column, a brass rod an...

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  19. Two identical travelling waves moving in the same direction are out of...

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  20. A sound wave travelling along an air column of a pipe gets reflected a...

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