ELECTRICAL AND ELECTRONICS - Quiz

1) What does number 25 in the cable size (25/0.012) indicate?

Length of the strand Number of the strand Diameter of the strand Thickness of the cable

2) What is the purpose of colour code in cables?

Colour refers the current rating Colour refers the voltage rating Easy identification of each circuit Refers the size of the wire

3) Which device have the ability to store electrical charge?

Capacitor Resistor Insulator Conductor

4) What is the energy conversion of battery during discharge?

Electrical energy into heat energy Chemical energy into electrical energy Electrical energy into chemical energy Electrical energy into mechanical energy

5) What is the energy conversion of battery during charging?

Electrical energy into chemical energy Electrical energy into heat energy Chemical energy into electrical energy Electrical energy into mechanical energy