doonie58 doonie58

25-07-2021
Engineering

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A 40kg steel casting (Cp=0.5kJkg-1K-1) at a temperature of 4500C is quenched in 150kg of oil (Cp=2.5kJkg-1K-1) at 250C. If there are no heat losses, what is the change in entropy of?
(i) The casing.
(ii) The oil.
(iii) Both considered.

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kailah571 kailah571

25-07-2021

Of the oil I hope this help

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