BASIC ELECTRICITY - Quiz

1) Which is very good conductor?

Copper Cast iron Wrought iron Steel

2) Which is mineral insulator

Glass Quartz Mica Porcelain

3) What is the total resistance if three resistances of 3 ohms, 9 ohms and 5 ohms are connected in series?

11 ohms 7 ohm 17 ohms 1/17 ohms

4) What is the total resistance if two resistances of 4 ohms and 6 ohms are connected in parallel?

10 2.4 5 4

5) Which is same in series connection of resistors in a circuit?

Current Voltage Resistance Power