Physics, asked by kmehtani4, 1 year ago

A wire of resistance 20Ω is 0.5m long and has a diameter of 0.4mm , Find the resistivity of wire.



Please Answer it correctly with working tomorrow is my exam thanks in advance


That's why I'm giving 100 points for it...

Answers

Answered by yashpandhu13p3trr3
0
R=row *length/area
R*area/length=row
row=20*0.5/π0.2*0.2
row=79.16.
kmehtani4: it's wrong
kmehtani4: send the working
yashpandhu13p3trr3: then solve and snd to me
yashpandhu13p3trr3: sry i hve suffled area and length
yashpandhu13p3trr3: sry i hve suffled area and length sry
kmehtani4: I'm unable to solve that's why
Answered by Anonymous
0
hlw mate ur ans
.....
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