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AC Fundamentals, Circuit and Circuit Theory

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

1.11
0.637
1.414
0.707

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AC Fundamentals, Circuit and Circuit Theory
The voltage of domestic supply is 220 V. This figure represents

R.m.s. value
Peak value
Mean value
Average value

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AC Fundamentals, Circuit and Circuit Theory
For the same peak value, which of the following wave has the least mean value?

Square wave
Triangular wave
Sine wave
Half wave rectified sine wave

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AC Fundamentals, Circuit and Circuit Theory
The square waveform of current has following relation between r.m.s. value and average value.

r.m.s. value of current is greater than average value
None of these
r.m.s. value is equal to average value
r.m.s. value of current is less than average value

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

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

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AC Fundamentals, Circuit and Circuit Theory
When an alternating current passes through an ohmic resistance the electrical power converted into heat is

Reactive power
None of the listed here
Apparent power
Active power

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MORE MCQ ON AC Fundamentals, Circuit and Circuit Theory

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