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Electric Circuits

Electric Circuits
In given figure, the value of resistance R in Ω is

 3.5 Ω
 2.5 Ω
 4.5 Ω
 1 Ω

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Electric Circuits
In above question, determine the current if E = 100 V, R = 20Ω, R1 = 10 Ω and L = 2 H at 0.5 sec after short circuit.

 6.98.
 9.59.
 - 6.28.
 - 9.59.

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Electric Circuits
A motor having a power factor of 0.8 absorbs in active power of 1200 W the reactive power drawn from the supply is _________ VA.

 900
 400
 130
 250

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Electric Circuits
To reduce hysteresis loss, we use

 CRGO steel.
 laminated sheets.
 copper bars.
 soft-iron.

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Electric Circuits
Which of the following theorems can be applied to any network- linear or nonlinear, active or passive, time variant or time invariant?

 Millman theorem.
 Norton Theorem.
 Tellegen theorem.
 Thevnin theorem.

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Electric Circuits
The charge of an electron is

 - 1.675 × 10 - 27 Coulombs.
 - 1.602 × 10 - 19 Coulombs.
 - 9.109 × 10 - 31 Coulombs.
 - 1.672 × 10 - 27 Coulombs.

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