1.
A closed switch has a resistance of
2.
Who in one leg of parallel circuit is opened out the total current will
3.
Which of the following quantities remain the same in all parts of a series circuit?
4.
Heat in a conductor is produced on the passage of electric current due to
5.
The insulation on a current carrying conductor is provided
6.
A field of force can exist only between
7.
Balbs in street lighting are all connected in
8.
Sparking occurs when a load is switched off because the circuit has high
9.
Three 6 ohms resistors are connected to from a triangle. What is the resistance between any two corners?
10.
Voltage dependent resistors are usually made from