Ex. 124 A body cools from 75° to 55°C in 10 minutes in a surrounding of 31°C. At what temperature will its rate of cooling be one fourth that at the beginning.
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Q: Ex. 125 A body cools from 75°C to 55°C in 10 min when the temperature of the surrounding is 31 °C,…
A: To find- Average temperature Given- θ1=750Cθ2=550Ct=10 minθ0=310C
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A: To find-Rate cooling dθdt2=?Given-dθdt1=30C/minθ1=500Cθ2=400Cθ0=250C
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Q: Ex. 125 A body cools from 75°C to 55°C in 10 min when the temperature of the surrounding is 31 °C,…
A: Given values: θ1=75°Cθ2=55°Ct=10 min=600 sθ0=31°C
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Q: Ex. 125 A body cools from 75°C to 55°C in 10 min when the temperature of the surrounding is 31 °C,…
A: This problem is based on Newton's law of cooling Initial temperature, T0=75°CFinal temperature,…
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