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Electric Circuits

Electric Circuits
Ampere second is the unit of

 energy.
 charge.
 power.
 conductance.

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Electric Circuits
When the internal resistance of a cell is large compared to the external resistance in the circuit then high current can flow through the external resistance by grouping the cells

 in parallel.
 as in series.
 in either series or parallel.
 mixed.

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Electric Circuits
A capacitor is connected to supply with switch and the switch is connected between capacitor and supply. Initially switch is open at time zero, and then switch is closed. Then how capacitor behaves at time t = 0+?

 dielectric losses increases.
 short circuit.
 dielectric losses decreases.
 open circuit.

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Electric Circuits
Atoms with fewer than 4 valence electrons are

 semi-conductor.
 none of these.
 conductor.
 insulator.

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Electric Circuits
Which law(s) find application in electrolysis?

 Faradays law.
 Gausss law.
 Ohms law.
 Coulombs law.

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Electric Circuits
In ac RC series circuit total voltage is 10V and voltage across resistor is 6V, then what is voltage across capacitor?

 10V
 4V
 16V
 8V

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MORE MCQ ON Electric Circuits

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