I am doing some revision for physics and cant evaluate these questions, can anybody help or give a formula.(adsbygoogle = window.adsbygoogle || []).push({});

Q1.

A mass of 2.2 Kg is suspended from a spring of spring constant K = 25 Nm^-1

What is the initial extension?

Q2.

The mass (in Q1) is pulled down a further 5cm and released.

What is the initial upward acceleration?

Q3.

Calaculate the velocity of the mass as it passes through the equilibrium position.

Q4.

What is the value of period?

Thanks so much :-)

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# Homework Help: Spring help please

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