A horizontal platform with an object placed on it is executing simple harmonic motion in the vertical direction. The amplitude of oscillation is 3.92×10-3 m. What must be the least period of these oscillations, so that the object is not detached from the platform?

A horizontal platform with an object placed on it is executing simple

1.	A horizontal platform with an object placed on it is executing simple harmonic motion in the vertical direction. The amplitude of oscillation is 3.92×10-3 m. What must be the least period of these oscillations, so that the object is not detached from the platform?
A.	0.1256s
B.	0.1356s
C.	0.1456s
D.	0.1556s
Answer» B. 0.1356s

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<p>Statement: The amplitude of an oscillating pendulum decreases gradually with time</p>

A horizontal platform with an object placed on it is executing simple harmonic motion in the vertical direction. The amplitude of oscillation is 3.92×10-3 m. What must be the least period of these oscillations, so that the object is not detached from the platform?

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