A solid ball of mass 1.4 kg and diameter 15 cm is rotating about its diameter at
Question:
A solid ball of mass 1.4 kg and diameter 15 cm is rotating about its diameter at 70 rev/min.
(a) What is its kinetic energy?
(b) If an additional 2 J of energy are supplied to the rotational energy, what is the new angular speed of the ball?
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a I 25 MR 2 K 12 I 2 MR 2 2 5 ...View the full answer
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Related Book For
Fundamentals of Ethics for Scientists and Engineers
ISBN: 978-0195134889
1st Edition
Authors: Edmund G. Seebauer, Robert L. Barry
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