Multiple Choice
A stone is tied to a 0.50-m string and whirled at a constant speed of 4.0 m/s in a vertical circle.Its acceleration at the top of the circle is:
A) 9.8 m/s2, up
B) 9.8 m/s2, down
C) 8.0 m/s2, down
D) 32 m/s2, up
E) 32 m/s2, down
Correct Answer:

Verified
Correct Answer:
Verified
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