Work, Energy and Power

Related Questions

• A mass 'm' moves with a velocity 'v' and collides inelastically with another identical mass. After collision the Ist mass moves with velocity $\frac{v}{{\sqrt 3 }}$ in a direction perpendicular to the initial direction of motion. Find the speed of the 2nd mass after collision

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• The spring extends by x on loading, then energy stored by the spring is : (if T is the tension in spring and k is spring constant)

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• Two bodies of different masses ${m_1}$ and ${m_2}$ have equal momenta. Their kinetic energies ${E_1}$ and ${E_2}$ are in the ratio

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