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Electric Circuits

Electric Circuits
In the figure given, the value of R is

 12 Ω.
 10 Ω.
 18 Ω.
 24 Ω.

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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
Rms value is defined based on which of the following?

 Voltage
 Charge transfer
 Current
 Heating effect

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Electric Circuits
When 125 V is applied across a 250 V, 100 W filament incandescent bulbs, the power consumption is

 12.5 W.
 25 W.
 100 W.
 50 W.

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Electric Circuits
To find the initial value of a function, the highest power of S in denominator should be ---------- the highest power of S in the numerator.

 less than
 both a and c
 equals to
 greater than

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Electric Circuits
When power factor angle is constant, then shape of the current locus is

 triangle.
 straight line.
 semi circle.
 circle.

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MORE MCQ ON Electric Circuits

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