If number of turns, area and current through a coil is given by n, A and I respectively, then its magnetic moment will be _______
A. nIA
B. n2IA
C. nIA2
D. \(\frac{\mathrm{nI}}{\sqrt{\mathrm{A}}}\)
Answer:A
If number of turns, area and current through a coil is given by n, A and I respectively, then its magnetic moment will be _______
A. nIA B. n2IA C. nIA2 D. \(\frac{\mathrm{nI}}{\sqrt{\mathrm{A}}}\)