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Electric Circuits

Electric Circuits
A coil with negligible resistance has 50 V across it with 10 mA. The inductive reactance is

 5000 ohms.
 50 ohms.
 1000 ohms.
 500 ohms.

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Electric Circuits
The resistance of 100 W, 200 V lamp is

 400 Ω.
 1600 Ω.
 200 Ω.
 800 Ω.

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

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Electric Circuits
The term trickle charge is associated with

 lead acid battery.
 nickel iron battery.
 dry cell.
 silver zinc battery.

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Electric Circuits
In RL series circuit R=2Ω and L=2mH. What is the value of time constant?

 100sec
 2msec
 4msec
 1msec

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Electric Circuits
Which of the following defined the average value ?

 Voltage
 Charge transfer
 Heating effect
 Current

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MORE MCQ ON Electric Circuits

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