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Electric Circuits

Electric Circuits
The value of unity impulse function at time (t) = 0 is

 infinite.
 indeterminate.
 0.
 1.

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Electric Circuits
Which battery is used in aeroplanes?

 Lead acid battery.
 None of them.
 Dry cell battery.
 Edission cell.

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Electric Circuits
If a capacitors of capacitance 100 μF is connected across a voltage source of 10 V, then what will be the energy stored in that capacitor?

 10 × 10 6 Joule.
 5 × 10 - 2 Joule.
 10 × 10 - 3 Joule.
 5 × 10 - 3 Joule.

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Electric Circuits
Three resistors each R Ohm is connected to form a triangle. The equivalent resistance across any terminals is

 3R/2.
 R.
 R/2.
 2R/3.

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Electric Circuits
When 125 V is applied across a 250 V, 100 W filament incandescent bulbs, the power consumption is

 25 W.
 50 W.
 100 W.
 12.5 W.

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Electric Circuits
The lead acid cell should not never be discharged beyond

 1.8 V.
 2.1 V
 1.9 V.
 2 V.

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MORE MCQ ON Electric Circuits

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