Question

A 100V battery is connected to two parallel wires. The circuit is closed by placing a bar on top of the wires. The bar has a resistance of 3ohms and a mass of 1g. The bar is free to slide on the wires. A magnetic field of 0.5T points into the page. (a) What is the force on the bar? Give both the magnitude and direction of this force. (b) What is the acceleration of the bar? Please show ALL work.

Answer 1