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A mass of 50 g stretches a spring 1.568 cm. If the mass is set in...

A mass of 50 g stretches a spring 1.568 cm. If the mass is set in motion from its equilibrium position with a downward velocity of 40 cm/s, and if there is no damping, determine the position u of the mass at any time t.

Enclose arguments of functions in parentheses. For example, sin(2x).

Assume g=9.8 ms2. Enter an exact answer.
u(t)=?

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Answer #1

Conservation of energy to find amplitude of simple harmonic motion.

By finding k,angular frequency can be found out.

Solution is uploaded below.

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