Multiple Choice
A weight is oscillating on the end of a spring (see figure) .The position of the weight relative to the point of equilibrium is given by
, where y is the displacement (in meters) and t is the time (in seconds) .Find the times when the weight is at the point of equilibrium (y = 0) for
.
A) 0.05sec, 0.49sec, 0.94sec
B) 0.05sec, 0.05sec, 0.94sec
C) -0.40sec, 0.49sec, 0.94sec
D) -0.40sec, 0.49sec, -0.40sec
E) 0.05sec, -0.40sec, 0.94sec
Correct Answer:

Verified
Correct Answer:
Verified
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