An object of mass 80 kg moving with velocity `2ms^(-1)` hit by collides with another object of mass 20 kg moving with velocity `4 ms ^(-1)` Find the loss of energy assuming a perfectly, inelastic collision

An object of mass 40kg and having velocity 4 m//s collides with another object of mass 60 kg having velocity 2 m//s . The loss of energy when the collision is perfectly inelastic is

An object of mass 40kg and having velocity 4 m//s collides with another object of mass 60 kg having velocity 2 m//s . The loss of energy when the collision is perfectly inelastic is

A body of mass 100 gm moving with an initial velocity of 4ms^(-1) collides with another body of mass 150 gm moving in opposite direction with velocity 6 ms^(-1) . If the collision is perfectly inelastic, then after the collision,

An object of mass 1 kg is moving with a velocity 10 m/s. Find the kinetic energy of the object

An object of mass 40kg having velocity 4hat i m/s collides with another object of mass 40kg having velocity 4hat j m/s. If the collision is perfectly inelastic,then the loss of mechanical energy is? (in SI unit)