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Nik2
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The answer is 0.20 use formula A = (pi*(d^2))/4 As resistivity and length are equal, they will cancel each other The ratio of resistance P to resistance Q will be 4.0. I_p = V/R_p I_Q = V/R_Q I_total = I_p + I_Q dividing I_p by I , you will get 1/5 which
