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Electric Circuits

Electric Circuits
Which of the following may be value of resistivity of copper?

 1.7 X 10 - 3.
 1.7 X 10 - 5.
 1.7 X 10 - 4.
 1.7 X 10 - 6.

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Electric Circuits
A capacitor is charged by a constant 10 mA current sources which is turned on for 1 second. Assuming the capacitor is initially charge free; determine the charge delivered to and the power supplied by the source if the capacitor has a value of 1 mF.

 0.01C, 10MW.
 0.1C, 100MW.
 0.1C, 10MW.
 0.01C and 5W.

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Electric Circuits
Which of the following has least resistivity?

 Aluminium.
 Lead.
 Mercury.
 Copper.

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Electric Circuits
R1 = 36 Ω and R2 = 75 Ω, each having tolerance of ±5% are connected in series. The value of resultant resistance is

 111 ± 2.77 Ω.
  111 ± 0 Ω.
  111 ± 5.55 Ω.
 111 ± 7.23 Ω.

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Electric Circuits
Mesh analysis is applicable for

 neither planar and non planar networks..
 planar networks.
 both planar and non planar networks.
 non planar networks.

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Electric Circuits
Which of the following is the different one in terms of measurements?

 2L/R
 L/R
 Q
 RC

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