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R of the wire=26 ohm
Diameter=0.3mm=3×10^-4
lenghth =1m
Resistivity(P)=RA/L=(Rπd^2/4L)
P=1.84×10^-6
The resistivity of the metal at 20°C is 1.84×10^-6.
Diameter=0.3mm=3×10^-4
lenghth =1m
Resistivity(P)=RA/L=(Rπd^2/4L)
P=1.84×10^-6
The resistivity of the metal at 20°C is 1.84×10^-6.
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