Ex. 125 A body cools from 75°C to 55°C in 10 min when the temperature of the surrounding is 31 °C, at what average temperature will its th rate of cooling be that at the start ?

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Q: Ex. 124 A body cools from 75° to 55°C in 10 minutes in a surrounding of 31°C. At what temperature…

A: To find-Temperature of body (θ)=?Given-θ1=750 Cθ2=550 Ct1=10 minθ0=310 C

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