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Electric Circuits

Electric Circuits
Find the current through 5 Ohm resistor from A to B.

 -1A.
 2A.
 1A.
 -2A.

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Electric Circuits
The ratio of the resistance of a 200 W, 230 V lamp to that of a 100 W, 115 V lamp will be

 0.25.
  0.5.
 4.
  2.

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Electric Circuits
In a capacitive circuit, the capacitive reactance is

 directly proportional to frequency
 directly proportional to the square of frequency
 indirectly proportional to the square of frequency
 indirectly proportional to frequency

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Electric Circuits
An electrical circuit with 10 branches and 7 nodes will have

  10 loop equations.
 7 loop equations.
 3 loop equations.
  4 loop equations.

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Electric Circuits
According to duality principle a series inductor (L) can be represented as

 Series C.
 Parallel C.
 Parallel L.
 Series L.

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Electric Circuits
In RLC parallel circuit current through resistor, inductor and capacitor are 10A, 5A and 5A respectively. What is the total current in the circuit?

 10A
 5A
 20A
 0A

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