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Electric Circuits

Electric Circuits
The thevnin equivalent of the circuit shown in the figure is

 0.75 V, 1.5 Ohm
 1.5V, 5/6 Ohm
 1.5V, 1.5 Ohm
 0.75V, 5/6 Ohm

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Electric Circuits
Transients are presents in the circuit when the circuit is having

 Either L or C.
 C.
 R.
 L.

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Electric Circuits
A series circuit consists of R = 20 Ω, L = 20 mH, and AC supply 60 V with f = 100 Hz. The phase angle of current in respect of supply voltage will be

 32.1o.
 28.8o.
 40.4o.
 20.2o.

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Electric Circuits
Which of the following defined the average value ?

 Heating effect
 Charge transfer
 Current
 Voltage

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Electric Circuits
A variable capacitance is one whose capacitance

 changes with voltage.
 changes with time.
 changes with temperature.
 can be changed manually or by mechanical force.

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Electric Circuits
The ratio of electric flux density to electric field intensity is called ......... of medium

 permeability
 permittivity
 capacitance
 reluctance

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MORE MCQ ON Electric Circuits

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