Math, asked by Swapnanil2451, 1 year ago

On what factor the resistance of conductor depends give its mathematical expression

Answers

Answered by achsah7551
3
RESISTENCE DEPENDS UPON LENGTH AREA OF CROSS SECTION AND THE NATURE OF THE MATERIAL
R IS DIRECTLY PROPOTIONAL TO L BUT INDIRECTLY PROPOTIONAL TO A . THEREFORE R = RHO L/A . RHO IS CONSTANT AND IT IS KNOWN AS VARIABLE RESISTENCE
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