A 2000-kg block is lifted at a constant speed of 8 cm/s by a steel cable that

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A 2000-kg block is lifted at a constant speed of 8 cm/s by a steel cable that passes over a massless pulley to a motor-driven winch (Figure). The radius of the winch drum is 30 cm.

(a) What force must be exerted by the cable?

(b) What torque does the cable exert on the winch drum?

(d) What power must be developed by the motor to drive the winch drum?

r3 30 ст т. т (2000 kg)g

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Fundamentals of Ethics for Scientists and Engineers

ISBN: 978-0195134889

1st Edition

Authors: Edmund G. Seebauer, Robert L. Barry

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Question Posted: Jun 29, 2011 03:17 AM

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A 2000-kg block is lifted at a constant speed of 8 cm/s by a steel cable that

Question:

r3 30 ст т. т (2000 kg)g

Step by Step Answer:

a T mg T 2000 981 N T 1962 kN ...View the full answer

Fundamentals of Ethics for Scientists and Engineers

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