The effective resistance of a conductor will be the same as ‘ohmic resistance’ when
A. power factor is unity
B. current is uniformly distributed in the conductor cross-section.
C. voltage is low
D. current is in true sine wave form.
Answer:B
The effective resistance of a conductor will be the same as ‘ohmic resistance’ when
A. power factor is unity B. current is uniformly distributed in the conductor cross-section. C. voltage is low D. current is in true sine wave form.