I dont understand how to solve this can someone help me?
I dont understand how to solve this can someone help me? ATTACHMENT PREVIEW Download attachmentScreenshot (15).png28. The insulation resistance R (in 0/m) of a shielded cable is given by R = k In (2/ri). Here ri and ry are the inner and outer radii of the insulation. Find the expression for dR/dr, if k and r are […]