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AC Fundamentals, Circuit and Circuit Theory

AC Fundamentals, Circuit and Circuit Theory
At very low frequencies a series R-C circuit behaves as almost purely

Resistive
Capacitive
None of the listed here
Inductive

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AC Fundamentals, Circuit and Circuit Theory
For a sine wave with peak value Emax ___________ the average value is

0.434 Emax
0.707 Emax
0.636 Emax
None of the listed here

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AC Fundamentals, Circuit and Circuit Theory
Ohm is unit of all of the following except

Inductive reactance
Capacitive reactance
Resistance
Capacitance

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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
Capacitance only
Inductance only

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AC Fundamentals, Circuit and Circuit Theory
The product of apparent power and cosine of the phase angle between circuit voltage and current is

Volt-amperes
True power
Instantaneous power
Reactive power

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AC Fundamentals, Circuit and Circuit Theory
The peak value of a sine wave is 200 V. Its average value is

282.8 V
200 V
127.4 V
141.4 V

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