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Electric Circuits

Electric Circuits
For the network shown below when I = 0, V = 20 V and when R = 0, I = 10 A. If now R = 3 Ω what is the value of the current I?

 5 A.
 6 A.
 10 A.
 4 A.

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Electric Circuits
What is represented by the hypotenuse of impedance triangle?

 Impedance drop.
 Apparent power.
 Reactance drop.
 Resistance drop.

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Electric Circuits
Atoms with fewer than 4 valence electrons are

 none of these.
 conductor.
 semi-conductor.
 insulator.

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Electric Circuits
A periodic voltage having the Fourier series V(t)= {1 + 4sinω0t}

 11 W.
 21 W.
 24.5 W.
 1 W.

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Electric Circuits
One atomic mass unit ( amu ) is approximately equal to

 1.6 × 10-19 Kg.
  1.6 × 10-27 Kg.
 1.6 × 10-24 Kg.
 1.6 × 10-13 Kg.

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Electric Circuits
Which of the following carbon coded resistor has value of 10k ohm with 20% tolerance?

 Red, red, green and silver stripes.
 Brown, black, orange and no tolerance band.
 Yellow, violet, yellow and silver stripes.
 Orange, orange, black and gold stripes.

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MORE MCQ ON Electric Circuits

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