Question

Series reactor method of starting has main disadvantage of lowering the starting power. This can be overcome by __________

(a) using series resistance

(b) using parallel reactor

(c) using parallel resistance

(d) using series reactor

I got this question in examination.

I'm obligated to ask this question of Starting of Polyphase Induction Motors-I topic in section Starting of Induction Motors of Electrical Machines

Answer 1

The correct option is (a) using series resistance

The explanation: Adding series resistance instead od reactors will help improving the starting power.