A bomb of 12 kg expledes into 2 pieces of masses 4 kg and 8 kg mass is `6ms^-1`. What is K.E of the other mass?

Choose the correct options A bomb of mass 9 kg explodes into two pieces of mass 3 kg and 6 kg. The velocity of mass 3 kg is 16 m//s . The kinetic energy of mass 6 kg is

A 12 kg bomb at rest explodes into two pieces of 4 kg and 8 kg. If the momentum of 4 kg piece is 20 Ns, the kinetic energy of the 8 kg piece is

The M.I. of a wheel of mass 8 kg and radius of gyration 25 cm is

Two particles of masses 2 kg and 3 kg are separated by 5 m. Then moment of inertia of the system about an axis passing through the centre of mass of the system and perpendicular to the line joining them is

The kinetic energy of a body of mass 4 kg and momentum 6 N-s will be

Mahendra and Virat are sitting at a distance of 1 metre from each other. Their masses are 75 kg and 80 kg respectively. What is the gravitational force between them?

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?

Solve the following examples / numerical problems: Mahendra and virat are sitting at a distance of 1 meter from each other. Their masses are 75 kg and 80 kg respectively. What is the gravitational force between them ? G = 6.67 xx 10^-11 N-m^2/kg^2.

Find the position of a centre of mass of a system consisting of two bodies of mass 7kg and 14kg seperated by a distance of 70 cm from each other.

A body of mass 20 kg is moving on a rough horizxontal plane. A block of mass 3 kg is connected to the 20 kg mass by a string of negligible mass through a smooth pulley as shown in the figure. The coefficient of kinetic friction between the heavier mass and teh surface is (g=10m//s^(2)).