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Electric Circuits

Electric Circuits
Our household apparatus are connected in

 series.
 parallel.
 series and parallel combination.
 cascade.

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Electric Circuits
Two resistances R1 and R2 give combined resistances 4.5 Ω and 1 Ω when they are connected in series and parallel respectively. What would be the values of these resistances?

  1.5 Ω and 3 Ω.
  3 Ω and 6 Ω.
 6 Ω and 9 Ω.
 3 Ω and 9 Ω.

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Electric Circuits
A paper capacitor is usually available in form of

 rolled foil.
 disc.
 tubes.
 meshed plates.

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Electric Circuits
The arrangement of 12 cells each of internal resistance 1.5 Ohm to give maximum current in external load resistance of 2 Ohm will be

 in 4 parallel rows each row having 3 cells in series.
 in 3 parallel rows each row having 4 cells in series.
 all 12 in series.
 all 12 in parallel.

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Electric Circuits
If all the elements in a particular network are linear, then the superposition theorem would hold, when the excitation is

 DC only
 Either AC or DC
 AC only
 An Impulse

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Electric Circuits
A voltage source having an open circuit voltage of 100 V and internal resistance of 50 Ω is equivalent to a current source

 0.5 A in parallel with 50 Ω.
 none of these.
 2 A with 50 Ω in parallel.
 2 A with 50 Ω in series.

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MORE MCQ ON Electric Circuits

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