Multiple Choice
Exhibit 4-2
Newton approximated motion in a circle as a series of linear motions,as in the polygon below.
Assume that the particle moves at constant speed vA from A to B,and at constant speed vB from B to C.
Use this exhibit to answer the following question .
-Refer to Exhibit 4-2.The direction of the change in velocity, ,at point B,is shown by the arrow in
A)
B) 
C) 
D) ↖
E) ↗
Correct Answer:

Verified
Correct Answer:
Verified
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