Shikha took a small aluminium rod AB and suspended it horizontally by means of two connecting wires from a stand. Then, she placed a strong horseshoe magnet in such a way that the rod is between the two poles with the field directed upwards.
(A) Analyse the below situations and state what happens:
(1) when current is passed in the rod from B to A?
(ii) when direction of current is reversed?
(B) What would happen if the poles of the magnet shown above are interchanged?
(C) When will the displacement of the rod be largest?