A body of mass 1kg is suspended from a weightless spring having force constant 600N//m. Another body of mass 0.5 kg moving vertically upward hit

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A body of mass 1kg is suspended from a weightless spring having force constant 600N//m. Another body of mass 0.5 kg moving vertically upward hits the suspended body with a velocity of 3.0m//s and get embedded in it. Find the frequency of oscillations and amplitude of motion.
A. (pi)/(10)Hz
B. (10)/(pi)Hz
C. (1)/(2pi)Hz
D. 3.142 Hz

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Correct Answer - B
n=(1)/(2pi)sqrt((k)/(m))
=(1)/(2pi)sqrt((600)/(1.5))=(1)/(2pi)xx20=(10)/(pi)Hz

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