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Electric Circuits

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

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

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Electric Circuits
If P is the power of a star connected system then what will be power of an equivalent delta connected system?

 3P
 P/3
 P
None of these

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Electric Circuits
Third pin of a 3 pin plug is thicker and longer

 all pins are of same size.
 none of these.
 for designing purpose.
 for protection purpose.

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Electric Circuits
Basic cut set matrix consists of

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

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

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

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Electric Circuits
A 230V, 50Hz voltage is applied to a coil having L = 5H and R = 2 Ohm in series with capacitance C. When the voltage across the coil is 400V, find the value of C?

 1.8 µF.
 8.51 µF.
 4.78 µF.
 10.54 µF.

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