A 1kg partical moving with a velocity 5m/s makes an elastic head on collison with a 2kg partical initially at rest. Find the final velocity of each partical .

A particle is moving with a velocity 5m/s towards east and its velocity changes to 5m/s north in 10 second. Its acceleration is

A partical of mass 4*10^-27 kg moving with velocity one m/seccolides with another similar partical at rest inelastically.If the partical after colision combine togather,Find the velocity of the combined mass.

A partical of mass m1 is travelling with avelocity u1 strikes head-on against partical of mass m2 at rest.After collision the particales move with a velocity v1 and v2 respectively .show that the ratio of decrese in K.E of the partical of mass m1 to its original K.E is given By (4m1m2)/(m1+m2)^2

A steel ball of radius 2cm is initially at rest.It is stuck head on by another steel ball of radius 4cm moving with a velocity of 0.72ms^-1.Assuming that the collosion in completely inceelastic.Calculate the velocity of the balls after collision.

Define the co-efficient of restitution. A particle of a mass m moving with a velocity u struck head-on against another particle of mass Km at rest.After collision the particles move with velocities V1 and V2 respectively.If the collision is prefectly elastic.Prove that the loss of kinetic energyof the particle with mass m is maximum when k=1.

A body of mass 10 kg is moving with a velocity 10/sec. When a force is applied on it, after 25 seconds its velocity become 30m/sec. Find the magnitude of the force applied.

A proton moving with velocity (10^7) m/s to enters a magnetic field of 1.5 T making an angle 30° with the direction of the field. Find the radius of the helical path and its frequency of rotational motion

When is a collision said to be a perfectly inelastic? A mass is moving with speed v collides inelastically with another identical mass at rest. After collision, the first mass moves with velocity frac(nu)(sqrt 3) in a direction perpendicular to the initial direction of motion. Find the speed of the second mass after collision.

A body of mass 2kg moving with velocity 10 m/s collides another body of mass 500 g and moving with velocity 4 m/s. After collision if the 2nd body attains velocity of 8m/s, what will be the velocity of first body?

Two bodies of masses 10kg and 2 kg are moving with velocities 2hati-7hatj+3hatk ms^(-1) and -10hati+ -35hatj-3hatk respectively. Find the velocity of the centre of mass.