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Explain why strings of musical instrumen...

Explain why strings of musical instruments are mounted on hollow wooden box.

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BINA LIBRARY-WAVES-EXERCISE
  1. Will two waves differing in amplitude only and propagating in opposite...

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  2. The length between two bridges of a sonometer wire is L, tension is T ...

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  3. Explain why strings of musical instruments are mounted on hollow woode...

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  4. Where does a man hear a louder sound at the node or antinode?

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  5. How does particle velocity differ from wave velocity?

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  6. Why are the holes kept at different positions of flute?

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  7. Sometimes it is difficult to recognize a voice over telephone,why?

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  8. If an explosion takes place at the bottom of a lake,what will be the n...

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  9. In everyday life Doppler effect is observed readily in sound but rarel...

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  10. Calculate the frequency of fundamental note of a string 1 m long and w...

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  11. What is the frequency of fundamental note of 0.2 metre long open pipe....

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  12. Two organ pipes one open at both ends,and the other open at one end on...

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  13. A fork of frequency 256 is held over a tube and the resonance is obtai...

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  14. Two tuning forks when sounded together give 4 beats per second.if one ...

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  15. Two waves of wave length 100 and 101 cm produce 20 beats in 6 seconds ...

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  16. Two tuning forks produce 4 beats per second when sounded together.On l...

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  17. When two tuning forks when sounded together,20 beats were produced in ...

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  18. An ambulance blowing a siren of frequency 700 Hz is travelling towards...

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  19. A train approaching a hill at a speed of 1 Km a minute blows a whistle...

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  20. A train whistling while approaching a railway platform with a speed of...

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