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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 ENGLISH-SOUND WAVES-Exercise- 2 PART - II
  1. The temperature of air in a 900m long tunnel varies linearly form 100 ...

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  2. A point sound is located in the perpendicular to the plane of a ring d...

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  3. Two coherent sources S(f) and S(2) (in phase with ech other) are place...

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  4. Two coherent sources are placed at the corners of a rectangular track ...

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  5. An earthquake generates both transverse (S) and longitudinal (P) sound...

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  6. A man standing in front of a mountain beats a drum at regular interval...

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  7. Loudness of sound from an isotropic point source at a distace of 70cm ...

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  8. The equation of stationary wave along a stretched string is given by y...

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  9. A standing wave y=a sin kx cos omegat is maintained in a homogeneous r...

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  10. The two pipes are submerged in sea water, arranged as shown in figure....

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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 to 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 toy-car, blowing its horn, is moving with a steady spped of 5 m/s, a...

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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 small source of sound vibrating at frequency 500 Hz is rotated in a ...

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

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