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Electric Circuits

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

 current source.
 voltmeter.
 voltage source.
 battery.

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Electric Circuits
The laplace transform of the fuction f(t) = t is

 1/s2.
 s2.
 s.
 1/s.

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Electric Circuits
Which of the following ABCD parameters is unit less?

 A and C.
 A and B.
 B and C.
 A and D.

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Electric Circuits
In active filter which element is absent?

 Capacitor.
 Inductor.
 Resistor.
 Both of above.

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Electric Circuits
The arrangement of 12 cells each of internal resistance 1.5 Ohm to give maximum current in external load resistance of 2 Ohm will be

 in 4 parallel rows each row having 3 cells in series.
 all 12 in series.
 in 3 parallel rows each row having 4 cells in series.
 all 12 in parallel.

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Electric Circuits
When the internal resistance of a cell is large compared to the external resistance in the circuit then high current can flow through the external resistance by grouping the cells

 mixed.
 as in series.
 in either series or parallel.
 in parallel.

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MORE MCQ ON Electric Circuits

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