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Grade 12Electric Current

show graphically the variation of---
1. Resistance versus potential difference at constant temperature.
2. Electric current versus potential difference at constant temperature.
3. Resistance versus length of a conductor.
4. Resistance versus cross section of a conductor

Profile image of Didwm Narzary
7 Years agoGrade 12
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1 Answer

Profile image of Arun
7 Years ago

we know R=(rho)l/A

when diameter increases,area dereases or R inversly propotional to A.ie,hyperbola

 

Hope it helps

 

Regards

Arun

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