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The temperature of air in a 900m long tu...

The temperature of air in a `900m` long tunnel varies linearly form `100 K` at one end to `900 K` at other end. If the speed of sound in air at `400 K` is `360 m//s` then time taken by sound to cross the tunnel is `K` second. Find `2K` ?

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RESONANCE-SOUND WAVES-Exercise- 2 PART - II
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  9. A standing wave xi= a sin kx. Cos omegat is maintained in a homogeneo...

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  11. Two narrow cylindrical pipes A and B have the same length. Pipe A is o...

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  12. In a resonance tube experiment t determine the speed of sound in air, ...

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  13. In the experiment for the determination of the speed of sound in air u...

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  14. When a tuning fork vibrates with 1.0 m or 1.05 m long wire of a , 5 be...

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  15. A tuning moving towards a tunnel in a huge mountain with a speed of 12...

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  16. S is source R us reciver. R and S are at rest. F Frequency of sound fr...

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  17. A source S emitting sound of 300 Hz is fixed on block A which is attac...

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  18. Two vehicles A and B are moving towards each other with same speed u =...

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  19. A source of sound revloving in a circle of radius 5 m is emitting a si...

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  20. A source of sonic oscillations with frequency n=1700Hz and a receiver ...

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