When an alternating current passes through an ohmic resistance the electrical power converted into heat is__________?
A. apparent power
B. true power
C. reactive power
D. none of the above
A. apparent power
B. true power
C. reactive power
D. none of the above
A. ratio of net reactance and impedance
B. ratio of kW and kVA
C. ratio of J and Z
D. ratio of W and VA
A. square wave
B. half wave rectified sine wave
C. triangular wave
D. sine wave
A. changes in the stored energy in the inductors and capacitors
B. impedance of the circuit
C. applied voltage to the circuit
D. resistance of the circuit
A. The current through each element is same
B. The voltage across element is in proportion to it’s resistance value
C. The equivalent resistance is greater than any one of the resistors
D. The current through any one element is less than the source current
A. apparent power is more than actual power
B. reactive power is more than apparent power
C. actual power is more than reactive power
D. reactive power is more than actual power
A. purely inductive circuit
B. R-L circuit
C. R-C circuit
D. R-L-C circuit