There is a single-phase motor connected in parallel with an electric heater unit.
If the heater is switched off, then the overall power factor angle of the circuit will:
A. increase
B. decrease
C. stay the same
D. none of the above
If the heater is switched off, then the overall power factor angle of the circuit will:
A. increase
B. decrease
C. stay the same
D. none of the above