ELECTRIC CIRCUITS QUIZ

The maximum value of a current wave is 2A. If the form factor of a current wave is 1.5 and the peak factor is 2.7, find the rms value in Amperes.

0.741 A.

1.414 A.

1.57 A.

0.494 A.

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The internal resistance of a practical voltage source is considered to be connected in

series.

None of these

parallel.

either parallel or series.

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The fixed circular paths around the nucleus are called

mesons.

nucleus.

orbits.

orbitals.

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A 100 ohm resistor is directly connected across a 80 V battery. What is the power dissipation?

5 W.

64 W.

10 W.

1 W.

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While comparing magnetic field and electric circuits, the point of dissimilarity exists while considering

flux and current flow.

permeance and conductance.

mmf and emf.

reluctance and resistance.

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Rms value is defined based on which of the following?

Voltage

Charge transfer

Current

Heating effect

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R1 = 36 Ω and R2 = 75 Ω, each having tolerance of ±5% are connected in series. The value of resultant resistance is

111 ± 5.55 Ω.

111 ± 7.23 Ω.

111 ± 0 Ω.

111 ± 2.77 Ω.

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An AC voltage of 200 V at 50 Hz is applied to a coil which draws 5 A and dissipates 1000 W. The resistance and impedance of the coil respectively are

40 Ω and 200 Ω.

25 Ω and 5 Ω.

40 Ω and 40 Ω.

50 Ω and 200 Ω.

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In which of the following networks it is not possible to find the transient free response?

RL, RC, and RLC

RL

RC

RLC

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Electric flux is proportional to

rate of change of current.

resistivity of medium.

rate of change of potential difference.

potential difference between electrodes.

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