An object attached to one end of a string moves in a circle at constant speed. Which of the following is correct?
A. the object is accelerating as it moves
B. the object's velocity is the same as its speed
C. the object does not require a force to keep its state of circular motion
D. if the string breaks, the object will keep its circular motion
E. If the string breaks, the object will move Radially away from the center of the cicl
Ans: A. the object is accelerating as it moves
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C. 55.5
D. 47.6
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