Posted by **joy** on Sunday, August 22, 2010 at 9:57am.

Refer to the equation you derived in exercise (4). Assume that

1 y = 0.30m and 2 y = 0.10 m. What is the initial total mechanical

energy if the pendulum is released from rest? What is the speed of

the pendulum bob at the lowest point if the total mechanical

energy is conserved?

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