A block of steel heated to 100 $^{o}$ C is left in a room to cool. Which of the curve shown in the figure, represents the correct behaviour?

A

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B

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C

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A

and

C

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Solution

The correct option is A $A$
Newton's law of cooling states that object cooling in constant temperature surroundings follows exponential decay curve.

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A block of steel heated to 100oC is left in a room to cool. Which of the curve shown in the figure, represents the correct behaviour?

The correct option is A ANewton's law of cooling states that object cooling in constant temperature surroundings follows exponential decay curve.

A block of steel heated to 100 $^{o}$ C is left in a room to cool. Which of the curve shown in the figure, represents the correct behaviour?

The correct option is A $A$
Newton's law of cooling states that object cooling in constant temperature surroundings follows exponential decay curve.