BASICS OF AC AND ELECTRICAL CABLES - Quiz

1) Electrical conductivity of gold is

56% 67% 94% 100%

2) What is stationary electric charges?

Static charges Kinetic charges Chemical charges Electrical charges

3) What is the unit of electric charge?

Volts Hertz Ampere Coulomb

4) Which material contains eight electrons in valency layer?

Insulators Conductors Semiconductors Intrinsic semiconductors

5) Which material is used as electrical insulator?

Gallium Porcelain Aluminium Germanium