A particle of mass m, charge q and kinetic energy K enters in a transverse uniform magnetic field of induction vec B at t =0. After 10 seconds the kinetic energy of the particle will be:-

Question

A particle of mass m, charge q and kinetic energy K enters in a transverse uniform magnetic field of induction vec B at t =0. After 10 seconds the kinetic energy of the particle will be:- (A) K (B) 4 K (C) 5 K (D) 10 K

Tardigrade Admin · Accepted Answer

KE of particle never changes in an uniform magnetic field.

Q. A particle of mass m, charge q and kinetic energy K enters in a transverse uniform magnetic field of induction B at t=0. After 10 seconds the kinetic energy of the particle will be:-

K

4 K

5 K

10 K

KE of particle never changes in an uniform magnetic field.

Q. A particle of mass $m$ , charge $q$ and kinetic energy $K$ enters in a transverse uniform magnetic field of induction $B$ at $t = 0$ . After 10 seconds the kinetic energy of the particle will be:-