Hazards of Electricity Multiple Choice Questions (MCQ) PDF Download

MCQ 1: The device that disconnects the supply automatically if current exceeds the normal value is known as

1. circuit breaker
2. fuse
3. cable
4. capacitor

MCQ 2: All electric wires are well insulated for the purpose of safety with some

1. iron cover
2. glass cover
3. plastic cover
4. wood cover

MCQ 3: The wires carrying electricity are covered with good insulator, called

1. fuse
2. circuit
3. rope
4. cable

MCQ 4: The appliances should not operate after the fuse has blown, so the fuses are connected with

1. Earth/ground wire
2. livewire
3. neutral wire
4. delta wire

MCQ 5: A safety device that is connected in series with the livewire in the circuit to protect the equipment when excess current flows are called

1. neutral wire
2. fuse
3. cable
4. Earth/ground wire