A disc of thickness t has radius b and a central hole of radius a. Taking the conduc- tivity of the disc as o, find the resistance between (a) The hole and the rim of the disc (b) The two flat sides of the disc
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![A disc of thickness t has radius b and a central hole of radius a. Taking the conduc-
tivity of the disc as o, find the resistance between
(a) The hole and the rim of the disc
|(b) The two flat sides of the disc](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fe4f74b16-df44-42c7-b13b-d18e13dc9d34%2F7034d553-5d70-41fd-aad1-f6824d0a4e2c%2Fvbtjsie_processed.png&w=3840&q=75)
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