1.

  A body cools from \[{{60}^{o}}C\] to \[{{50}^{o}}C\] in 10 minutes when kept in air at \[{{30}^{o}}C\]. In the next 10 minutes its temperature will be                                                                 [MP PET 1994]

A.            Below \[{{40}^{o}}C\]      
B.            \[{{40}^{o}}C\]
C.            Above \[{{40}^{o}}C\]      
D.            Cannot be predicted
Answer» D.            Cannot be predicted


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