Log in

View Full Version : Elasticity


Alexekuma1
Sep 27, 2012, 05:00 AM
A spring of force constant 1500N/m is acted upon by a constant force of 75N. Calculate the potential energy stored in the string.

Alexekuma1
Sep 27, 2012, 05:12 AM
A stone of mass 5g is projected with a rubber catapult. If the catapult is stretched through a distance of 7cm by an average force of 70N, calculate the instantaneous velocity of the stone when released.