A high-tension electricity wire running along a north–south line carries a current of…
PHYSICS · Subjective · CBSE · Physics · Moving Charges and Magnetism · Moving Charges and Magnetism
Problem
A high-tension electricity wire running along a north–south line carries a current of 3000 A. The magnetic field of the earth at the position of the wire has a magnitude of 5.00×10−5 T and makes an angle of 30∘ below the horizontal. Calculate the force experienced by a length of 30.0 m of the wire.