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Electric Circuits

Electric Circuits
The voltage across the 1kΩ resistor between the nodes A and B of the network shown in the given figure is

 -2 V.
 1 V.
 -1 V.
 2 V.

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Electric Circuits
The unit of resistivity is

 Ω / metre.
 Ω.
 Ω - metre.
 Ω / m².

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Electric Circuits
Millman theorem yields equivalent

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

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Electric Circuits
What is the unit of potential difference ?

 Volt
 Watt
 Ohm
 Ampere

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Electric Circuits
In balanced bridge, if the positions of detector and source are interchanged, the bridge will still remain balanced. This can be explained from which theoem

 Thevinin's theorem
 Compensation theorem
 Norton's theorem
 Reciprocity theorem

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Electric Circuits
A 20 μF capacitor and 200 W, 220 V lamp is connected in series across a 220 V alternating supply. In which frequency of the supply the lamp will glow dimmest?

 1 Hz.
 1000 Hz.
 10 Hz.
 100 Hz.

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MORE MCQ ON Electric Circuits

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