A pencil 157 cm long is released from a vertical position

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Reference no: EM13628409

A pencil, 15.7 cm long, is released from a vertical position with the eraser end resting on a table. The eraser does not slip. Treat the pencil like a uniform rod. What is the angular speed of the pencil when it makes a 30.0" angle with the vertical?

A. 3.56 rad/s

B. 7.23 rad/s

C. 1.83 rad/s

D. 6.32 rad/s

Reference no: EM13628409

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