Question

Sita wants to determine the direction of a force, experienced by a straight current carrying conductor placed in a magnetic field which ii perpendicular to it. Which rule will she apply to determine it ?

Answer 1

Sita will apply Fleming s left-hand rule. According to Fleming's left hand rule, when the forefinger the central finger and the thumb of the left hand are stretched mutually perpendicular to each other and if the forefinger points in the direction of the magnetic field, the central finger in the direction of current, then the thumb points in the direction of force on the conductor.