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QUESTION
1) A pendulum bob of length 60cm is pulled to an angle of 16 degrees. The pendulum is released. When the pendulum has decreased by 60% of its...
1) A pendulum bob of length 60cm is pulled to an angle of 16 degrees. The pendulum is released. When the pendulum has decreased by 60% of its original height, determine:
a. The pendulum's potential energy
b. The pendulum's kinetic energy and its velocity at the moment
c. The pendulum's mechanical energy
