Question

Write a right hand rule

Answer 1

The direction of the cross product may be found by application of the right hand rule as follows: The index finger points in the direction of the velocity vector v. The middle finger points in the direction of the magnetic field vector B. The thumb points in the direction of the cross product F.

Answer 2

when current carrying conductor is held in right hand such that outstretched thumb indicate the direction of current then curled fingers around the conductor indicates the direction of magnetic field