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The ratio of the speed of a body to the ...

The ratio of the speed of a body to the speed of sound is known as

A

refractive index

B

mach number

C

relative density

D

none of these

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The correct Answer is:
B
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MCGROW HILL PUBLICATION-WAVE MOTION AND SOUND -HIGH ORDER THINKING QUESTIONS
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  2. The distance in which one compression and one rarefaction are containe...

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  3. When a sound wave goes from one medium to another, the quantity X rema...

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  4. The ratio of the speed of a body to the speed of sound is known as

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  5. Water waves are

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  6. With decrease in water vapour content in air, velocity of sound

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  7. Suresh standing symmetrically between two cliffs claps his hands and s...

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  8. In question 93, if Suresh were standing unsym-metrically between paral...

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  9. Wavelength of ultrasonic waves in air is of the order of :

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  10. If the frequency of a tuning fork is 400 Hz, how far will the sound tr...

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  11. Velocity of sound is maximum in

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  12. Pitch of sound is related to its

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  13. Quality of sound depends on

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  14. Walls of auditorium should be

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  15. An observer standing at the sea coast observes 54 waves reaching the c...

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  16. In the above question, the waves are

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  17. What type of waves do you expect in vacuum

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  18. Velocity of sound in air at NTP is 332 m/s. What will be the velocity,...

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  19. In a longitudinal wave, there is a state of maximum compression at a p...

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  20. A student plotted the following four graphs representing the variation...

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