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The average power transmitted through a ...

The average power transmitted through a given point on a string supporting a sine wave is `0.40` watt when the amplitude of wave is `2 mm`. What average power will transmitted through this point its amplitude is increased to `4 mm`.

A

`0.40` watt

B

`0.80` watt

C

`1.2` watt

D

`1.6` watt

Text Solution

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The correct Answer is:
D
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