Starting at time t = 0, an object moves along a straight line with velocity in m/s given by v(t) = 98 - 2t2, where t is in seconds. When it momentarily stops its acceleration is:
A) 0
B) -4.0 m/s2
C) -9.8 m/s2
D) -28 m/s2
E) 49 m/s2
Correct Answer:
Verified
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