Question 1

1.  Define the following terms:
2. electric power;
3. electric energy.

1.  Three resistors are connected in parallel across a 12V supply. If the current flowing through each resistor for 45s is 5mA, 2mA and 6mA respectively, calculate the:
2. quantity (Q) of electricity in the circuit;
3. electrical power (P) consumed;
4. electrical energy consumed.