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Electric Circuits

Electric Circuits
The electrical conductivity of metal is typically of the order of (in ohm - m)

 105.
 10 - 6.
 10 - 4.
 107.

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Electric Circuits
If a resistor and a capacitor are connected to form series R - C circuit across a voltage source. If frequency of voltage source increases

 the current decreases.
 the current increases.
 the current decreases abruptly.
 the current remain unaltered.

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Electric Circuits
In RLC parallel circuit if current through capacitor and inductor is equal. Then What is the power factor?

 lagging
 unity
 zero
 leading

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Electric Circuits
Two 1 kΩ, 1 W resistors are connected in series. Their combine resistance and wattage will be

 2 kΩ, 0.5 W.
 1 kΩ, 1 W.
 0.5 kΩ, 2 W.
 2 kΩ, 1 W.

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Electric Circuits
From the circuit diagram shown in question 1 find the thevnin voltage.

 3 V.
 1.5 V.
 5 V.
 15 V.

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Electric Circuits
Which of following capacitor will have least value of breakdown voltage?

 Paper.
 Ceramic.
 Electrolytic.
 Mica.

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MORE MCQ ON Electric Circuits

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