A charge "Q" of mass "m" is at rest on a smooth horizontal plane.Another identical particle is projected with a velocity v towards it from long distance then

Two identical particles of mass m carry a charge Q , each. Initially one is at rest on a smooth horizontal plane and the other is projected along the plane directly towards first particle from a large distance with speed v. The closest distance of approach be .

Q:6DTQ Two particles of mass m and 2m carry a charge q each.Initially the heavier particle is at rest on a smooth horizontal plane and the other is projected along the plane directly towards the first from a distance d with speed u.If the closest distance of approach is (3q^(2)d)/(nq^(2)+4 pi varepsilon_(0)u^(2)d) then find the value of n .

Two particles of mass m and 2m carry a charge q each.Initially the heavier particle is at rest on a smooth horizontal plane and the other is projected along the plane directly towards the first from a distance d with speed u .If the closest distance of approach is (3q^(2)d)/(nq^(2)+4 pi e_(0)u^(2)d) then find the value of n .

A particle at rest is constrained to move on a smooth horizontal surface. Another identical particle hits the fractional particle with a velocity v at an angle theta=60^(@) with horizontal. If the particles move together, the velocity of the combination just after impact is equal to

A particle at rest is constrained to move on a smooth horizontal surface. Another identical particle hits the stationary particle with a velocity v at an angle theta=60^(@) with horizontal. If the particles move together, the velocity of the combination just after the impact is equal to

Two particle m and 3m carry charge q each.Initially the heavier particle is at rest on a smooth horizontal plane and other is projected towards the first from far- off distance with speed V_(0) .Distance of closest approach is

Two particle m and 3m carry charge q each.Initially the heavier particle is at rest on a smooth horizontal plane and other is projected towards the first from far-off distance with speed V_(0) .Distance of closest approach is

A particle (A) having charge Q and mass m is at rest and is free to move. Another particle (B) having charge q and mass m is projected from a large distance towards the first particle with speed u. (a) Calculate the least kinetic energy of the system during the subsequent motion. (b) Find the final velocity of both the particles. Consider coulomb force only.

A charged particle of mass m and charge q is kept initially at rest on a frictionless surface. Another charged particle of mass 4m and charge 2q starts moving with velocity v towards it. Calculate the distance of the closest approach for both the charged particles.