Multiple Choice
A 0.60-kg rock is swung in a circular path and in a vertical plane on a 0.25-m length string.At the top of the path,the angular speed is 12.0 rad/s.What is the tension in the string at that point?
A) 7.9 N
B) 16 N
C) 22 N
D) 6.5 N
Correct Answer:
Verified
Correct Answer:
Verified
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