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Electric Circuits

Electric Circuits
Which field is associated with the capacitor?

 None of above.
 Electric.
 Magnetic.
 Both of (A) and (B).

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Electric Circuits
Which of the following elements is/are called dynamic element/s?

 R.
 Both L and C.
 C.
 L.

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Electric Circuits
The common voltage across parallel branches with different voltage sources can be determined by the relation V = (V1 / R1 + V2 / R2 + V3 / R3) / (1 / R1 + 1 / R2 +1 / R3 .....) The statement is associated with which theorem?

 Superposition theorem.
 Thevenin’s theorem.
 Norton’s theorem.
 Millman’s theorem.

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Electric Circuits
The Norton equivalent of a network is given as IN = 4A and RN = 2 Ohm. When this circuit is connected across a 2 Ohm load, the current through the load is

 1 A.
 4 A.
 2 A.
 0 A.

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Electric Circuits
How many 200W / 220V bulbs connected in series across 220V supply will consume 100W?

 Not possible.
 2.
 4.
 1.

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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?

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

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