MCQOPTIONS
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| 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. \[{{T}_{1}}>{{T}_{2}}<{{T}_{3}}\] | |