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Grade: 12th pass

                        

Two perfectly elastic balls of same mass m are moving with velocities u1 & u2.They colloide elastically n times.The Kinetic energy of the system finally is:

4 years ago

Answers : (1)

Shaswata Biswas
132 Points
							
In an elastic collision, both the momentum an the kinetic energy if the system remains conserved.
So, the total kinetic energy of the syetem before collision = total kinetic energy of the syetem after  collision 
\frac{1}{2}m(u_{1}^{2} + u_{2}^{2})
THANKS
4 years ago
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