Multiple Choice
A simple pendulum has a mass of 0.21 kg and a length of 1.9 m.It is displaced through an angle of 36° and then released.After a time,the maximum angle of swing is only 12°.How much energy has been lost to friction?
A) 0.66 J
B) 0.75 J
C) 0.09 J
D) 1.00 J
E) 0.83 J
Correct Answer:
Verified
Correct Answer:
Verified
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