Electrical Knowledge Quiz

What is the symbol for a fuse?

• S

• B

• I

• F

Which device is used for isolation?

• Isolator

• Switch

• Breaker

• Contactor

What does ELCB stand for?

• Electric Leakage Circuit Breaker

• Electric Line Control Box

• Electrical Load Control Board

• Energy Loss Control Breaker

Which device is used to control electrical circuits?

• Contactor

• Fuse

• ELCB

• Isolator

What is the purpose of a breaker?

• To protect circuits

• To isolate power

• To control lights

• To connect wires