Multiple Choice
Starting at time t = 0, an object moves along a straight line.Its coordinate in meters is given by x(t) = 75t - 1.0t3, where t is in seconds.When it momentarily stops its acceleration is:
A) 0 m/s2
B) -73 m/s2
C) -30 m/s2
D) -9.8 m/s2
E) 9.2 x 103 m/s2
Correct Answer:
Verified
Correct Answer:
Verified
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