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Find the potential difference required to flow a current of 200 mA in a wire of resistance 20` Omega `.

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ICSE-CURRENT ELECTRICITY-EXERCISE-8(A)(NUMERICALS )
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  2. A current of 1.6 mA flows through a conductor. If charge on an electro...

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  5. A car bulb connected to a 12 volt battery draws 2 A current when glowi...

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  7. In an experiment of verification of Ohm's law, following observations ...

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  8. In an experiment of verification of Ohm's law, following observations ...

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  9. In an experiment of verification of Ohm's law, following observations ...

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  10. Two wires of the same material and same length have radii 1 mm and 2 m...

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  11. Two wires of the same material and same length have radii 1 mm and 2 m...

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  12. A given wire of resistance 1 Omega is stretched to double its length....

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  13. A wire of resistance 3 ohm and length 10 cm is stretched to length 30 ...

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  14. A wire of resistance 9 ohm having length 30 cm is tripled on itself. W...

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  15. What length of copper wire of specific resistance 1.7 xx 10^(-8) Ome...

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  16. The filament of a bulb takes a current 100 mA when potential differenc...

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