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A block of metal is heated to a temperat...

A block of metal is heated to a temperature of `200^(@)C` which is much higher than the room temperature. It is allowed to cool up to room temperature, in a room which is free from air currents. Its cooling curve (graph of temperature against time) is based on

A

only Stefan's law

B

only Newton's law of cooling

C

both Stefan's law and Newton's law of cooling

D

neither Stefan's law nor Newton's law but by Kirchoffs law

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The correct Answer is:
C
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