A neutron moving at a speed v undergoes a head-on elastic collision with a nucleus of mass number A at rest. The ratio of the kinetic energies of the neutron after and before collision is :

A neutron with velocity v suffers head on elastic collision with the nucleus of an atom of mass number A at rest. The fraction of energy retained by neutron is

A neutron moving with a speed of 10^6 ms^(-1) suffers a head - on collision with a nucleus of mass number 80. What is the fraction of energy retained by the neutron?

A ball of mass in moving with speed u undergoes a head-on elastic collision with a ball of mass nm initially at rest. The fraction of the incident energy transferred to the second ball is

A body of mass m_(1) moving at a constant speed undergoes an elastic head on collision with a body of mass m_(2) initially at rest. The ratio of the kinetic energy of mass m_(1) after the collision to that before the collision is -

A body of mass m_(1) moving at a constant speed undergoes an elastic head on collision with a body of mass m_(2) initially at rest. The ratio of the kinetic energy of mass m_(1) after the collision to that before the collision is -

A particle P moving with speed v undergoes a head -on elastic collision with another particle Q of identical mass but at rest. After the collision the collision

A neutron moving with a speed v makes a head-on collision with a hydrogen atom in ground state kept at rest. Find the Minimum Kinetic Energy of Neutron for which inelastic collision will be take place is (assume that mass of h-atom is nearly equal to the mass of neutron)