A mass attached to the free end of an ideal spring executes SHM according to the equation x = 0.50 sin(18. t) where x is in meters and t is in seconds. What is the maximum velocity of the mass?
A) 3 m/s
B) 3 m/s
C) 9 m/s
D) 36 m/s
E) 3 m/s
C
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