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Electric Circuits

Electric Circuits
In foster 1 form 1st element is

 none.
 both.
 inductor.
 capacitor.

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Electric Circuits
The mass of a neutron of atom is

 1.675 × 10 - 27 Kg.
 1.602 × 10 - 19 Kg.
 1.672 × 10 - 26 Kg.
 1.609 × 10 - 31 Kg.

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Electric Circuits
Internal resistance of ideal voltage source is

 100 ohms
 finite
 zero
 infinite

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Electric Circuits
Three capacitors each of capacity C are given. The resultant capacity (2/3) C can obtained by using them

 all in parallel.
 two in parallel and third in series with this combination.
 all in series.
 two in series and third in parallel across this combination.

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Electric Circuits
Total instantaneous power supplied by a 3 - φ AC supply to a balanced RL load is

 zero.
 constant.
 pulsating with zero average.
 pulsating with non zero average.

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Electric Circuits
A capacitor is charged by a constant 10 mA current sources which is turned on for 1 second. Assuming the capacitor is initially charge free; determine the charge delivered to and the power supplied by the source if the capacitor has a value of 1 mF.

 0.1C, 100MW.
 0.01C and 5W.
 0.01C, 10MW.
 0.1C, 10MW.

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