Question: solid circular n of diameter 1 cm ( thermal conductivity k = 2 0 0 Wm 1 K 1 ) is attached to a base

solid circular n of diameter 1 cm (thermal conductivity k=200
Wm1K1) is attached to a base of temperature 175C and is subjected
to an atmospheric condition of 25C and heat transfer coecient of 100
Wm2K1.
(i) Is there any method to estimate the length of the n to be used
which can be justied?

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