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Electric Circuits

Electric Circuits
A external resistance R is connected to a cell of internal resistance r, then the current is maximum when

 R = r.
 R < r.
None of these
 R > r.

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Electric Circuits
Container of a lead acid battery

 ceramics.
 any of above.
 celluloid.
 molded hard rubber.

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Electric Circuits
The energy stored by a capacitor is given by

 Q2 / 2C.
 1/2 CV2.
 all of them.
 1/2 QV.

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Electric Circuits
In balanced bridge, if the positions of detector and source are interchanged, the bridge will still remain balanced. This can be explained from which theoem

 Thevinin's theorem
 Compensation theorem
 Norton's theorem
 Reciprocity theorem

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Electric Circuits
The charge of an electron is

 - 1.602 × 10 - 19 Coulombs.
 - 1.672 × 10 - 27 Coulombs.
 - 1.675 × 10 - 27 Coulombs.
 - 9.109 × 10 - 31 Coulombs.

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Electric Circuits
Basic cut set matrix consists of

 no branches.
 one branch.
 2 branch.
 any number of branches.

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MORE MCQ ON Electric Circuits

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