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A pan filled with hot food cools from 50.0^oC to 49.9^oC in 5 sec. How long with it take to cool from 40.0^oC to 39.9^oC if the room temperature is 30^oC?

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detailed solution

Correct option is B

dθdt∞(θ-θo)⇒0.15∞(50-30) and 0.1t∞(40-30)

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A pan filled with hot food cools from 50.0oC to 49.9oC in 5 sec. How long with it take to cool from 40.0oC to 39.9oC if the room temperature is 30oC?

Remember concepts with our Masterclasses.

Ready to Test Your Skills?

free study material

A pan filled with hot food cools from 50.0^oC to 49.9^oC in 5 sec. How long with it take to cool from 40.0^oC to 39.9^oC if the room temperature is 30^oC?