1.

The temperature of a liquid drops from \[365K\] to 361 K in 2 minutes. Find the time during which temperature of the liquid drops from \[344\ K\] to \[342K\]. Temperature of room is \[293\ K\]                                         [RPET 1997]

A.            84 sec                                      
B.            72 sec
C.            66 sec                                      
D.            60 sec
Answer» B.            72 sec


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