A non conducting cylindrical shell of radius R is placed in uniform magnetic field The axis of the cylinder is parallel to the

Question

A non conducting cylindrical shell of radius R is placed in uniform magnetic field The axis of the cylinder is parallel to the direction of magnetic field A hole is drilled in cylinder and a particle having charge q and mass m is projected with velocity vo perpendicular to magnetic field and directed towards the axis of cylinder as shown in diagram The particle collides elastically with inner wall of the cylinder and rebounds A The minimum no of collisions after which it will emerge is two B The maximum speed vo for which it can come out is Vo 3 qBR m C The minimum time in which it can come out will be D If the particle is projected with a velocity v 3 qBR where Vo m m qB 3 it will come out after five collisions X X X X X X X X X X X X XXXX XXX xxx X X X X X X X X X X X X x x x x x x x x x x x x x x x x x x x x y xxx X xxx Vo XXX XX xxxx XXXXXXXXX qm XXXXXXX

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