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Electric Circuits

Electric Circuits
In the circuit shown in the figure, the value of Vs is 0, when I = 4 A. The value of I, when Vs = 16 V, is

 10 A.
 8 A.
 6 A.
 12 A.

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Electric Circuits
Silver coating is provided for

  protective purpose.
  bearing surfaces.
  decorative purpose.
  all of above.

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Electric Circuits
In the cauer-1 form of LC network---------is series element and --------is shunt element respectively?

 L and C
 C and C
 L and L
 C and L

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Electric Circuits
Three resistances have the following ratings 150 Ω at 5 %, 100 Ω at 5 % and 200 Ω at 5 % respectively. The percentage error when all the three are connected in series will be

 + 8 %.
  + 5 %.
  + 6 %.
 + 7 %.

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Electric Circuits
Three identical resistor are connected in star across a 3 phase 550 V supply dissipating a total power of 300 W the line current is ____________ A.

 2.56
 1
 3.149
 0.5

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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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MORE MCQ ON Electric Circuits

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