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In damped oscillation mass is 1 kg and s...

In damped oscillation mass is 1 kg and spring constant = 100 N/m, damping coefficient = 0.5 kg `s^(–1)`. If the mass is displaced by 10 cm from its mean position that what will be the value of its mechanical energy after 4 seconds ?

A

0.67 J

B

0.067 J

C

6.7 J

D

0.5 J

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The correct Answer is:
B
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