Question
Physics Question on Inductance
The current in ac circuit will be wattless when :
A
inductance is zero
B
capacitance is zero
C
resistance is zero
D
capacitance = inductance
Answer
resistance is zero
Explanation
Solution
For zero resistance.
The current in ac circuit will be wattless when :
inductance is zero
capacitance is zero
resistance is zero
capacitance = inductance
resistance is zero
For zero resistance.