A long coaxial cable carries current I Current flows down the surface of the inner cylinder of radius a and back along the

Question

A long coaxial cable carries current I Current flows down the surface of the inner cylinder of radius a and back along the surface of outer cylinder of radius 2a as shown The self inductance per unit length of the coaxial cable is yg a augu hda wa ugu fh g 21 ER AU a kc udz 92 gmiza ata am taf xzur A642 2a dy da dg jfta mua ata Zi ad amefu da c uf c at za zcca a tic A B Holn2 4 2 ln2 Holn2

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