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Solution Library
Multiple Choice Question: The amplitude of the harmonic motion
Question
The equation which describes the motion of a mass oscillating on an ideal spring is
x = 6 cos 3t
where x is in centimeters and t is in seconds.
The amplitude of the harmonic motion is
(A) 3 cm
(B) 6 cm
(C) 9 cm
(D) 18 cm
(E) 30 cm
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