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Electric Circuits

Electric Circuits
If N is the number of nodes and b is the number of branches in a network, then rank of tie set matrix is

 N.
 b - N - 1.
 N - 1.
 b - N + 1.

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Electric Circuits
Which quantity consists of a unit 1KWh ?

 Time
 Charge
 Energy
 Power

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Electric Circuits
In the circuit shown in the figure the voltage across the 2 Ω resistor is

 4 V.
 2 V.
 3 V.
 1 V.

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Electric Circuits
A capacitor having a mica dielectric εR = 6, a plate area of a 10 inches2 and a separation 0.01 inch. Find the value of C

 1.349 nF.
 1.349 μF.
 1.349 F.
 0 F.

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Electric Circuits
A balanced three Phase Y-connected load has one phase voltage VB = 277∠45o V. The phase sequence is RYB. The line to line voltage VRY is

 480∠45o V.
 480∠ - 45o V.
 339∠- 45o V.
 339∠45o V.

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Electric Circuits
What will be the resistance if 10 resistors of 10 ohm each are connected in series?

 100 Ω.
 10 Ω.
 0.1 Ω.
 1 Ω.

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