問題詳情

60. A rod of semiconducting material with length L and cross-sectional area A lies along the x-axis betweenx = 0andx = L . Itsresistivity varies with x according to

. The material obeys Ohm’s Law. What is the total resistance of therod?
(A)


(B)


(C)


(D)


(E)



參考答案