what will be the area of cross section of a wire if its length is 1 m its resistance is 23 ohm and the resistivity of material of wire is 1.84 into 10 raise to power -6 ohm metre
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r=resistance=23.
r=rho*lenght divide by area
A=RESISTIVITY*LENGTH DIVIDE BY RESISTANCE
A = 1.84*10_6*1÷23
A=8 *10RAISE POWER -4
r=rho*lenght divide by area
A=RESISTIVITY*LENGTH DIVIDE BY RESISTANCE
A = 1.84*10_6*1÷23
A=8 *10RAISE POWER -4
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