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Why no beats can be heard if the frequen...

Why no beats can be heard if the frequencies of the two interfering waves differ by more then ten ?

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The correct Answer is:
This due to persistence of hearing.
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RESONANCE-SOUND WAVES-Board Level Exercise
  1. Give expressions of velocity of sound in solids and liquids.

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  2. You have learnt that a travelling wave in a dimension is represented b...

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  3. (a) State and explain Newton's formula for the velocity of sound in th...

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  4. Use the formula v=sqrt((gamma P)/(rho)) to explain why the speed of so...

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  5. Why the church bell has large surface area ?

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  6. How do we identify our friend from his voice while sitting in a dark r...

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  7. How can we tell in a completely dark room that a particular soun is pr...

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  8. The identical sound waves pass through a medium at a point at the diff...

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  9. Why is it not possible to have interference between the waves produced...

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  10. Discuss the conditions for having (a) interference , (b) maxima and ...

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  11. The sound produced in a big hall repeats itself. Why ?

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  12. Why is a stationary wave so named?

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  13. The distance between two consecutive nodes in a stationary waves is 15...

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  14. The transvers displacement of a string (clamped at its both ends) is g...

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  15. (i) The transverse displacement of a string (clamped at its two ends )...

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  16. Given below are some functions of x and t to represent the displacemen...

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  17. A metre-long tube open at one end, with a movable piston at the other ...

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  18. Why no beats can be heard if the frequencies of the two interfering wa...

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  19. (a) Explain the phenomesnon of beats ? (b) Compare and contreast it ...

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  20. Briefly enumerate the uses of beats.

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