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Which of the following expressions is th...

Which of the following expressions is that of a simpleharmonic progressive wave ?

A

`y=A sin w t`

B

`y=a sin w t cos kx`

C

`y=A sin (wt- kx)`

D

`y=A cos kx`

Text Solution

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The correct Answer is:
C
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AAKASH SERIES-WAVES-EXERCISE-II (Wave Equations & Basics :)
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  5. A progressive wave moves with a velocity of 36m/s in a medium with a ...

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  6. A progressive wave of frequency 500 Hz is travelling with a speed of 3...

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  8. A wire of 9.8xx10^(-3) kg/m passes over a frictionless light pulley fi...

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  12. A wave of length 2m is superposed on its reflected wave to form a stat...

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  15. A stretched string of length 200cm supports a stationary wave with poi...

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