Question

Megger can be used for verifying the electrical insulation level of ____________

(a) passive components such as resistance, capacitor and inductance

(b) devices such as motor, cable, etc

(c) solid state devices

(d) liquid crystal devices

I have been asked this question during an interview for a job.

My question is taken from Applications of Megger in section Measurement of Resistance of Electrical Measurements

Answer 1

The correct option is (b) devices such as motor, cable, etc

Explanation: Solid state devices consist of power electronic components and drives. One of the applications of a Megger circuit is in verifying the electrical insulation levels of devices such as motor, cable, generator, etc.