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Electricity
1 / 10
Which particles constitute electric current in a metallic conductor?
2 / 10
What is the power rating of the heater coil which is used on 220V supply taking 5A.
3 / 10
The device that helps to maintain potential difference across a conductor is ____________
4 / 10
Let the resistance of an electrical component remains constant while the potential difference across the two ends of the component decreases to half of its former value. What change will occur in the current through it?
5 / 10
The instrument used to measure electric current in a circuit is ______________.
6 / 10
What does the graph depict about the dependence of current on the potential difference?
7 / 10
How is voltmeter connected in a circuit?
8 / 10
The law which relates the current in a conductor to the potential difference across a conductor.
9 / 10
The SI unit of electric current is ________.
10 / 10
The resistance of a bulb with rating 100W-220V is .........
The average score is 68%
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