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Electric Circuits

Electric Circuits
In RL series circuit R=2Ω and L=10mH and applied voltage is 10V DC. Then find the current in the network?

 0A
 5A
 1A
 10A

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Electric Circuits
Which battery is used in aeroplanes?

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

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Electric Circuits
Purpose of using capacitor is / are

 increase p.f of inductive load circuit.
 all of these.
 to do phase split in AC 1 phase motor.
 effect DC filter in electronic circuit.

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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

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

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Electric Circuits
Two resistances R1 and R2 are connected in series across the voltage source where R1 > R2. The largest drop will be across

 none of them.
 either R1 or R2.
 R2.
 R1.

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

 100 W.
 25 W.
 12.5 W.
 50 W.

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