Applied Electricity

1Resistors of 4 Ω and 12 Ω are connected in parallel. Find the equivalent resistance.

2Using Thevenin's theorem, a network is replaced by

3Three cells of 1.5 V each connected in series give a total e.m.f. of

4A 6 Ω resistor is in series with a parallel pair of 4 Ω and 12 Ω across 18 V. The total current is

5The internal resistance of a cell causes its terminal voltage to

6An open circuit has

7Using the superposition theorem, each source is considered

8A 4 Ω and a 12 Ω resistor in parallel have equivalent resistance

9The internal resistance of a cell causes

10Resistors of 3 Ω and 6 Ω in parallel have a combined resistance of