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Electric Circuits

Electric Circuits
Flux in a magnetic circuit can be compared in an electric circuit to

 current.
 resistance.
 voltage.
 inductance.

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Electric Circuits
Open circuit voltage of a fully charged lead acid cell is

 2.5 V.
 1.9 V.
 2.7 V.
 2 V.

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Electric Circuits
A 230V, 50Hz voltage is applied to a coil having L = 5H and R = 2 Ohm in series with capacitance C. When the voltage across the coil is 400V, find the value of C?

 8.51 µF.
 1.8 µF.
 10.54 µF.
 4.78 µF.

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Electric Circuits
In RLC series circuit R = 2Ω, L = 2mH and C = 1μF and applied voltage is 10V DC. Then what is steady state current value?

 1A
 5A
 2A
 0A

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Electric Circuits
Millman theorem yields equivalent

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

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Electric Circuits
A 100 μF capacitor supplied from 3 V source with a frequency of 50 Hz. The capacitive reactance is

 7.96 Ω.
 31.84 Ω.
 63.68 Ω.
 15.92 Ω.

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MORE MCQ ON Electric Circuits

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