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A plane progressive wave propagating al...

A plane progressive wave propagating along positive x-axis is

A

`y=A sin ( omega t + kx)`

B

`y=A sin ( omega t - kx )`

C

`y=A sin (omega t - ky)`

D

`y=A sin omega t sin kx `

Text Solution

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The correct Answer is:
B
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AAKASH INSTITUTE ENGLISH-WAVES-EXERCISE
  1. A plane progressive wave propagating along positive x-axis is

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  2. The wave function of a pulse is given by y=(5)/((4x+6t)^(2)) where x a...

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  3. The equation of the progressive wave, where t is the time in second ,...

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  4. A transversee wave propagating on the string can be described by the...

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  5. A rope of length L and mass m hangs freely from the ceiling. The veloc...

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  6. The speed of sound in hydrogen at N.T.P. is 1270 metres per second. Th...

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  7. A copper wire is held at the two ends by rigid supports . At 50^(@)...

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  8. The wavelength of sound waves in hydrogen gas corresponding to th...

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  9. An iron block is dropped into a deep well. Sound of splash is heard ...

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  10. If the intensity of sound is increased by a factor of 30, by how many ...

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  11. Two superimposig waves are represented by equation y1=2 sin 2 pi ( 1...

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  12. A wave represented by the equation y=acos(kx-omegat) is superposed wit...

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  13. A wire of mass 5 gram is kept stretched by a force of 400 N. When pluc...

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  14. If the fundamental frequency of string is 220 cps , the frequency of ...

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  15. Which of the following phenomenon is not shown by sound waves ?

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  16. The fundamental frequency of a pipe closed at one end is 100Hz. If cl...

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  17. Two tuning fork A and B are sounded together gives 5 beats per second...

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  18. A policeman on duty detects a drop of 10% in the pitch of the horn of ...

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  19. A locomotive approaching a crossing at a speed of 80 mi/h sounds a whi...

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  20. Two sources A and B are sounding notes of frequency 660 Hz. A listene...

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