Решение
U = I*R, R=Ro(1+αt), Ro = poL/S, L = V / S, V = m/p, S = пd^2 / 4
U = 16Ipo(1+αt) / (pп^2*d^4)
U = 16*32A*10^-7Ом*м*(1+6*10^-3 град^-1*100*С) / (8000 кг\м^3*10*(0.002 м)^4) = 64 В
Решение
U = I*R, R=Ro(1+αt), Ro = poL/S, L = V / S, V = m/p, S = пd^2 / 4
U = 16Ipo(1+αt) / (pп^2*d^4)
U = 16*32A*10^-7Ом*м*(1+6*10^-3 град^-1*100*С) / (8000 кг\м^3*10*(0.002 м)^4) = 64 В