Networks Analysis and Synthesis - Engineering

Q1:

A black box has one of the elements our of R, L, C. when a 220 V a supply is connected the current supplied by source is I. when a 0.1 F capacitor is connected in parallel with the box, the current is 2I. The element is

A resistance

B inductance

C 0.1 F capacitance

D not identifiable on the basis of given data

ANS:B - inductance

No answer description is available.