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Electric Circuits

Electric Circuits
In series RLC circuit, voltage across resistor, inductor and capacitor are 5V, 2V and 2V respectively. Find total voltage?

 2V
 9V
 4V
 5V

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Electric Circuits
Consider the following circuit. What is the value of current I in the 5 Ω resistor in the circuit given in the figure?

 3 A.
 0 A.
 2 A.
 4 A.

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Electric Circuits
Atoms with fewer than 4 valence electrons are

 none of these.
 conductor.
 semi-conductor.
 insulator.

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Electric Circuits
An electrical motor has rating of 10 MVA at 0.8 lag, represented as series RL circuit at a 50 MVA base. Find the impedance value?

 (4 + j3) pu
 (4 + j2 ) pu
 (3 + j4) pu
 (2 + j4) pu

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Electric Circuits
Four capacitors each of 40 µF are connected in parallel, the equivalent capacitance of the system will be

 10 µF
 40 µF
 5 µF
 160 µF

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Electric Circuits
A branch of a network is said to be passive when it contains

 current source.
 voltage source.
 voltmeter.
 battery.

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