Q6.9Multiple correct
The mutual inductance M 12 of coil 1 with respect to coil 2
- (a)increases when they are brought nearer.
- (b)depends on the current passing through the coils.
- (c)increases when one of them is rotated about an axis.
- (d)is the same as M21 of coil 2 with respect to coil 1.