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Electric Circuits

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

 40 µF
 10 µF
 5 µF
 160 µF

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Electric Circuits
One ampere hour charge is equivalent to

 3600 coulombs.
 360 coulombs.
 36000 coulombs.
 36 coulombs.

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Electric Circuits
The form factor of sinusoidal alternating current is

 1.11.
 1.
 0.
 1.15.

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Electric Circuits
In above question, determine the current if E = 100 V, R = 20Ω, R1 = 10 Ω and L = 2 H at 0.5 sec after short circuit.

 6.98.
 - 6.28.
 9.59.
 - 9.59.

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Electric Circuits
Millman theorem yields equivalent

 current source.
 impedance.
 both ‘c’ and ‘d’ .
 voltage source.

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Electric Circuits
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.
 1.57 A.
 0.494 A.
 1.414 A.

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