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Electric Circuits

Electric Circuits
Given network is having N nodes and b branches, then number of individual loops are

 N - 1.
 N.
 b - N - 1.
 b - N + 1.

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

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Electric Circuits
For occurrence of resonance which of the following elements are required?

 C
 R
 L
 Both 2 and 3

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

 2 V.
 3 V.
 1 V.
 4 V.

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Electric Circuits
If the three colour bands of a resistor are grey, violet and gold, what is the value of the resistor?

 9.7 ohms.
 8.7 ohms.
 7.7 ohms.
 6.7 ohms.

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Electric Circuits
In steady state condition capacitor acts as a

 open circuit
 voltage source
 current source
 short circuit

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MORE MCQ ON Electric Circuits

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