Questions
A square loop of wire carrying current i is lying in the plane of paper as shown in figure. The magnetic field is present in the region as shown. The loop will tend to rotate
detailed solution
Correct option is A
See the direction of torque about centre according to fleming's Left hand rule. F→=il→×B→Talk to our academic expert!
Similar Questions
Two horizontal parallel straight conductors, each 20 cm long, are arranged one vertically above the other and carry equal currents in opposite directions. The lower conductor is fixed while the other is free to move in guides remaining parallel to the lower. If the upper conductor weighs 1.0 g, what is the approximate current (in A) that will maintain the conductors at a distance 0.50 cm apart?
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