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Electric Circuits

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

 current source.
 battery.
 voltmeter.
 voltage source.

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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

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

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Electric Circuits
The lead acid cell should not never be discharged beyond

 2.1 V
 1.9 V.
 2 V.
 1.8 V.

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Electric Circuits
Which of the following quantities consists of SI unit as WATT ?

 Charge
 Force
 Current
 Power

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Electric Circuits
A voltage of v = 100 sin (wt + π/3) is applied to pure resistor of 30 Ohm. What is the RMS value of current is

 2.36.
 1.92.
 4.71.
 5.77.

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Electric Circuits
How many coulombs of charge flow through a circuit carrying a current of 10 A in 1 minute?

 10
 60
 600
 1200

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