A 2 m long shaft rotates about one end at 20 rad/s. It begins to accel – McqOptions

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1.	A 2 m long shaft rotates about one end at 20 rad/s. It begins to accelerate with ? = 10 rads/s2. After how long, in seconds, will the velocity of the free end reach 100 m/s?
A.	3
B.	107 dynes
C.	5
D.	6
E.	7
Answer» B. 107 dynes

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