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Electric Circuits

Electric Circuits
Three 3Ω resistors are connected to form a triangle. What is the resistance between any two of the corner?

 9 Ω.
 6 Ω.
 3 Ω.
  2 Ω.

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Electric Circuits
The plates of lead acid storage battery are most likely to be short circuited if

 the battery charged too slowly.
 the electrolyte evaporates.
 too much water is added.
 sediment collect at the bottom of the battery.

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Electric Circuits
In steady state condition capacitor acts as a

 open circuit
 voltage source
 current source
 short circuit

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

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

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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 current in the circuit?

 0.2547 A.
 0.1465 A.
 0.1578 A.
 0.4583 A.

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Electric Circuits
Among the options which metal has the highest electrical conductivity?

 Aluminium.
 Copper.
 Stranded aluminium.
 Steel.

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MORE MCQ ON Electric Circuits

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