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Electric Circuits

Electric Circuits
Given network is having N nodes and b branches, then number of individual loops are

 b - N + 1.
 N.
 b - N - 1.
 N - 1.

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Electric Circuits
Which metal is deposited for electro forming?

  Iron.
  Silver.
  Nickel.
  Chromium.

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Electric Circuits
The strength of current in 1 H inductor changes at rate of 1 A / sec. Find the voltage across it?

 1 V.
 None of these.
 2 V.
 0.5 V.

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Electric Circuits
In RLC series circuit R = 2Ω, L = 2mH and C = 1μF and applied voltage is 10V DC. Then what is steady state current value?

 2A
 0A
 1A
 5A

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Electric Circuits
Super position theorem is not applicable for

 voltage calculations.
 power calculations.
None of these
 current calculations.

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Electric Circuits
A parallel plate capacitor contain there dielectric layers of 1, 2 and 3 respectively and thickness of dielectric layers are 0.2 mm, 0.3 mm and 0.4 mm respectively. If area of plate is 20 cm2. What is the value of capacitance?

 None of them.
 30 pF.
 36.6 pF.
 32 pF.

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