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The amplitude of a damped oscillator dec...

The amplitude of a damped oscillator decreases to 0.9 time its original value in 5s. In another 10s it will decreases to `alpha` times its original magnitude, where `alpha` is

A

0.81

B

0.9

C

0.729

D

0.656

Text Solution

Verified by Experts

The correct Answer is:
C
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