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Electric Circuits

Electric Circuits
Which of the following has no units?

 Permittivity
 Magnetic susceptibility
 Permeability
 Moment of a magnet

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Electric Circuits
If 1 A current flows in a circuit, the number of electrons flowing through this circuit is

 1.6 × 1019
 0.625 × 10 - 19
 1.6 × 10 - 19
 0.625 × 1019

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Electric Circuits
Two resistors R1 and R2 give combined resistance of 4.5 Ohm when connected in series and 1 Ohm when in parallel, the resistances are

 1.25 Ohm and 3.25 Ohm.
 2 Ohm and 2.5 Ohm.
 2.2 Ohm and 2.3 Ohm.
 1.5 Ohm and 3 Ohm.

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Electric Circuits
In the circuit shown in the figure the voltage across the 2 Ω resistor is

 4 V.
 3 V.
 2 V.
 1 V.

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Electric Circuits
Which of following capacitors preferred for high frequency circuits?

 Air capacitor.
 Electrolytic capacitor.
 Mica capacitor.
 Glass capacitor.

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Electric Circuits
In ideal system coefficient of coupling(k) is

 ∞
 0
 Both 2 and 3
 1

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MORE MCQ ON Electric Circuits

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