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The ratio of the speed of sound in nitro...

The ratio of the speed of sound in nitrogen gas to that in helium gas, at 300 K is

A

`sqrt (2//7)`

B

`sqrt (1//7)`

C

`sqrt3//5`

D

`sqrt6//5`

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TARGET PUBLICATION-Sound-Exercise
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  2. Velocity of sound measured in hydrogen and oxygen gas at a given tempe...

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  3. The ratio of the speed of sound in nitrogen gas to that in helium gas,...

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  4. Two waves of same amplitude superimpose to produce two beats per secon...

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  5. A stringed instrument is provided with hollow boxes. This helps to inc...

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  6. The loudness and pitch of a sound depends on

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  7. Each of the properties of sound listed in column A primarily depends o...

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  8. Two identical sounds A and B reach a point in the same phase. The resu...

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  9. The ratio of intensities between two coherent sound sources is 4 : 1. ...

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  10. A person is standing on a railway platform. An engine blowing a whistl...

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  11. Two aeroplanes A and B, each moving with a speed of 720 km/hour, are m...

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  12. An engine blowing a whistle of frequency 133 Hz moves with a velocity...

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  13. A passenger is sitting in a fast moving train. The engine of the train...

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  14. A source of sound and a listener are both moving in the same direction...

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  15. If a stationary observer notes a change of 25% in the frequency of a w...

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  16. A train A is travelling at a speed of 108 km hr^(-1). The train approa...

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  17. Two cars are approaching each other with same speed of 20 m//s. A man ...

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  18. An engine is moving on a circular track with a constant speed. It is b...

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  19. An engine driver moving towards a wall with a velocity of 60 m//s emit...

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  20. An object producing a pitch of 600 Hz approaches a stationary person i...

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