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In which case is the power being deliver...

In which case is the power being delivered by a given progressive sinusoidal wave on a given string is doubled? Material of the string is unchanged.

A

The wave amplitude is doubled (keeping the frequency the same).

B

The wave frequency is cut in half (keeping the amplitude the same).

C

Tension in the string is made four times the initial value (keeping its linear density, amplitude and frequency the same).

D

The diameter of the string is doubled (keeping the tension amplitude and frequency the same).

Text Solution

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The correct Answer is:
C, D
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