A cracker of mass M at rest explodes in two parts of masses` m_1`and` m_2`with non-zero velocities. Find the ratio of the de Broglie wavelengths of two particles.

A stationary particle explodes into two particle of a masses m_(1) and m_(2) which move in opposite direction with velocities v_(1) and v_(2) . The ratio of their kinetic energies E_(1)//E_(2) is

Two bodies of masses m_(1) and m_(2) have same kinetic energy. The ratio of their momentum is

A mass M is broken into two parts of masses m_(1) and m_(2) . How are m_(1) and m_(2) related so that force of gravitational attraction between the two parts is maximum?

A mass M is broken into two parts of masses m_(1) and m_(2) . How are m_(1) and m_(2) related so that force of gravitational attraction between the two parts is maximum?

A bomb at rest explodes into 3 parts of same mass. The momentum of two parts is -3phat(i)and2phat(j) . Respectively. The magnitude of momentum f the third part is

A bullet fired from gun with a velocity 30 m/s at an angle of 60^(@) with horizontal direction. At the highest point of its path, the bullet explodes into two parts with masses in the ratio 1 : 3. The lighter mass comes to rest immediately. Then the speed of the heavier mass is

The wavelength of a particle of mass m and energy E_K will be

A light string passing over a smooth light pulley connects two blocks of masses m_1 and m_2 (vertically). If the acceleration of the system is g//8 , then the ratio of the masses is

A body of mass 1 kg , initially at rest, explodes and breaks into three fragments of masses in the ratio 1:1:3 . The two pieces of equal mass fly off perpendicular to each other with a speed of 30 m//s each. What is the velocity of the heavier fragment?

Two particles of equal masses are revolving in circular paths of radii 2 m and 8 m respectively with the same period. Then the ratio of their centripetal forces is,