Networks Analysis and Synthesis - Engineering

Q1:

A choke coil has a resistance to reactance ratio of 0.2. The power factor of the choke coil is

A less than 0.2 lagging

B less than 0.2 leading

C about 1

D about 0

ANS:A - less than 0.2 lagging

Therefore, cos Ω = 0.196 lagging.