11) A 60% lagging power factor implies that the load is
a)inductive
b) capacitive
c) inductive or capacitive
d) resistive
12) The total impedance of a series resonant circuit is
a) purely inductive
b) purely capacitive
c) purely resistive
d) none of the above
13) The power factor of a circuit can be improved by a
a) capacitor
b) resistance
c) inductor
d) none of the above
14) In the above question, the circuit p.f. may become
a) 0.9 lagging
b) 0.85 lagging
c) 0.8 lagging
d) 0.6 lagging
15) A power triangle can provide information about
a) power factor
b) kVA
c) kVAR
d) all the above
For those of you who are looking for series AC circuit mcq Q&A for Electrical Engineering stream, we have provided Q&A here.
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