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AC Fundamentals, Circuit and Circuit Theory

AC Fundamentals, Circuit and Circuit Theory
The safest value of current the human body can carry for more than 3 second is

4 mA
5 mA
9 mA
15 mA

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

0.636 Emax
0.434 Emax
0.707 Emax
None of the listed here

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

All of the listed here
Resistance only
Inductance only
Capacitance only

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

Capacitive
Inductive
Resistive
None of the listed here

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AC Fundamentals, Circuit and Circuit Theory
The r.m.s. value of half wave rectified sine wave is 200 V. The r.m.s. value of full wave rectified AC. will be

282.8 V
111 V
141.4 V
100 V

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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
127.4 V
141.4 V
200 V

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