(a) A solid cylindrical conductor of radius a and charge Q is coaxial with acylindrical shell of negligible thickness, radius b > a, and charge -Q (asshown in the figure). The length of the cylindrical conductor is 1. Show thatthe capacitance of this cylindrical capacitor is C= 2rE,In(b/a)`(b) A coaxial cable used in a transmission line has an inner radius of 0.10mm and an outer radius of 0.50 mm. Calculate the capacitance for a 1-meter long cable. Assume that the space between the conductors is filledwith substance having dielectric constant « = 4

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Answered: (a) A solid cylindrical conductor of…

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