Questions
The inductance of a coil in which a current of 0.1 A increasing at the rate of 0.5 A/s represents a power flow of 0.5 watt is
detailed solution
Correct option is D
energy =12Li2 power =ddt12Li2 = Lididt =0.5, L=0.510.510.1 = 10Talk to our academic expert!
Similar Questions
A coil is wound as a transformer of rectangular cross-section. If all the linear dimensions of the transformer are increased by a factor 2 and the number of turns per unit length of the coil remain the same, the self inductance increased by a factor of
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