Multiple Choice
One end of a 1.0-m string is fixed, the other end is attached to a 2.0-kg stone. The stone swings in a vertical circle, passing the top point at 4.0 m/s. The tension force of the string (in newtons) at this point is about:
A) 0
B) 12
C) 20
D) 32
E) 52
Correct Answer:
Verified
Correct Answer:
Verified
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