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AC Fundamentals, Circuit and Circuit Theory

AC Fundamentals, Circuit and Circuit Theory
Form factor for a sine wave is

1.414
0.637
0.707
1.11

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AC Fundamentals, Circuit and Circuit Theory
Form Factor is the ratio of

Average value/peak value
Average value/r.m.s. value
r.m.s. value/average value
r.m.s. value/peak value

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AC Fundamentals, Circuit and Circuit Theory
Power factor of an electrical circuit is equal to

all of these
Ratio of useful current to total current Iw/I
R/Z
Cosine of phase angle difference between current and voltage

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AC Fundamentals, Circuit and Circuit Theory
In a circuit containing R, L and C, power loss can take place in

Resistance only
All of the listed here
Inductance only
Capacitance only

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AC Fundamentals, Circuit and Circuit Theory
The power is measured in terms of decibels in case of

Current transformers
Auto transformers
Electronic equipment
Transformers

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AC Fundamentals, Circuit and Circuit Theory
All the rules and laws of D.C. circuit also apply to A.C. circuit containing

Resistance only
Capacitance only
All above
Inductance only

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