919 A copper wire is wound on a wooden frame whose shape is

Last updated: 6/27/2023

919 A copper wire is wound on a wooden frame whose shape is that of an equilateral triangle If the linear dimension a factor of 3 of each side of the frame is increased by keeping the number of turns of the coil per unit length of the frame the same then the self inductance of the coil a increases by a factor of 27 b decreases by a factor of c increases by a factor of 3 d decreases by a factor of 9