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Electric Circuits

Electric Circuits
Active filter consists of

 op-amp.
 op-amp and capacitor.
 capacitor.
 inductor.

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Electric Circuits
Three element having conductance G1, G2 and G3 are connected in parallel. Their combined conductance will be

 (1 / G1 + 1 / G2 + 1 / G3) - 1.
 G1 + G2 + G3.
 (G1 + G2 + G3) - 1.
 1 / G1 + 1 / G2 + 1 / G3.

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Electric Circuits
The absolute charge of an electron is

 - 1.6 × 10-19 C.
 none of above.
 1.6 × 10-19 C.
 + 1.6 × 10-19 C.

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Electric Circuits
What is Va in the below circuit?

 (4R + 10) / 3.
 (3R + 10) / 3.
 (6R - 10) / 3.
 (6R + 10) / 3.

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Electric Circuits
Resistance of which material does not change with change in temperature?

 Platinum.
 Metal alloys constantan and manganin.
 Brass.
 Tungsten.

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Electric Circuits
While Thevenizing a circuit between two terminals, VTH is equal to

 short circuit terminal voltage.
 none of these.
 net voltage available in the circuit.
 open circuit terminal voltage .

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MORE MCQ ON Electric Circuits

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