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A sphere, a cube and a thin circular plate are heated to the same temperature. All are made of the same material and have the equal masses. Tf `t_(1),t_(2) and t_(3)` are the repective time taken by the sphere, cube and the circular plate in cooling down to common temperature, then
A. `t_(1) gt t_(2) gt t_(3)`
B. `t_(1) lt t_(2) lt t_(3)`
C. `t_(2) gt t_(1) gt t_(3)`
D. `t_(1) = t_(2) = t_(3)`

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Correct Answer - A
A body having maximum surface are will cool at fastest rate.

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