Objective Questions
Which of the following unit indicates the rate at which energy is expended?
Watt
Most metals are good conductors. Why?
They have a large number of free electrons
What is the purpose of a load in an electric circuit
To utilize the electric energy
How do you call a device commonly used for remote switching of high circuits?
Relay
Car batteries are rated in "ampere-hour". This is a measure of their?
current