Basic wiring practice MCQ with Answers

Miniature Circuit Breaker (MCB)

Earth Leakage Circuit Breaker (ELCB)

Moulded Case Circuit Breaker (MCCB)

Residual Current Circuit Breaker (RCCB)

Withstand high temperature

Increase the fusing factor

Prevent oxidation of copper wire

Increase the mechanical strength

Pair

Core

Quad

Layer

2

3

4

5

Easy load balancing

Constant voltage distribution

Offers minimum voltage drop

Easy in fault finding with many fuses