Basic Electricity 2, WASSCE (SC), 2017

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.

Observation

       The expected answers were;