An object of mass 100 grams hangs from a long spring. when pulled down 10 cm from its equilibrium position and released from rest, it vibrates with a period of 2 seconds.(a) what is the speed of the object as it passes through the equilibrium position?
b) what is the acceleration of the object when it is 5 cm above the equilibrium position?
c) when it is moving upward, how long does it take for the object to move from a point 5 cm below its equilibrium position to a point 5 cm above its equilibrium position?
Answers: 2
(c) 
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An object of mass 100 grams hangs from a long spring. when pulled down 10 cm from its equilibrium po...
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