The force `vecF` experienced by a particle of charge q moving with a velocity `vecv` in a magnetic field `vecB` is given by `vecF=q(vecvxxvecB)`. Which pairs of vectors are at right angles to each other?

The force vecF experienced by a particle of charge q moving with velocity vecv in a magnetic field vecB is given by vecF=q(vecv xx vecB) , which pair of vectors are always at right angle to each other?

In vec F=q(vecvxxvecB) , which pair of vectors are always at right angles to each other?

A particle with charge q is moving with a velocity vecv in a magnetic field vecB . If the force acting on the particle is vecF then,

Force experienced by charge 'q' moving with velocity 'v' in a magnetic field 'B' is given by F = q v B. Find the dimensions of magnetic field.

(a) Write the expression for the force vecF acting on a particle of mass m and charge q moving with velocity vecv in a magnetic field vecB . Under what conditions will it move in (a) a circular path and (ii) a hetical path?