1.

A bucket full of hot water cools from \[{{75}^{o}}C\] to \[{{70}^{0}}C\] in time \[{{T}_{1}}\], from \[{{70}^{o}}C\] to \[{{65}^{o}}C\] in time \[{{T}_{2}}\] and from \[{{65}^{o}}C\] to \[{{60}^{o}}C\] in time \[{{T}_{3}}\], then              [NCERT 1980; MP PET 1989; CBSE PMT 1995; KCET 2003; MH CET 1999]

A.            \[{{T}_{1}}={{T}_{2}}={{T}_{3}}\]                                     
B.            \[{{T}_{1}}>{{T}_{2}}>{{T}_{3}}\]
C.            \[{{T}_{1}}<{{T}_{2}}<{{T}_{3}}\]                                     
D.            \[{{T}_{1}}>{{T}_{2}}<{{T}_{3}}\]
Answer» D.            \[{{T}_{1}}>{{T}_{2}}<{{T}_{3}}\]


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