A 10 cm length of wire with a mass of 20 is attached frictionlessly to the vertical segments of a wire in which current flows. The surrounding has uniform horizontal field G and the direction is shown in figure. What must be the current (in A) to maintain the 10 cm wire in an equilibrium position?

A 10 cm length of wire with a mass of 20 is attached frictionlessly to the vertical segments of a wire in which current flows. The surrounding has uniform horizontal field G and the direction is shown in figure. What must be the current (in A) to maintain the 10 cm wire in an equilibrium position?

1 Answer

127 votes

G T For equilibrium, magnetic force should be equal to weight of wire A |

127 votes

127