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1. |
A beaker contains 200 gm of water. The heat capacity of the beaker is equal to that of 20 gm of water. The initial temperature of water in the beaker is\[20{}^\circ C\]. If 40 gm of hot water at \[92{}^\circ C\] is poured in it, the final temperature (neglecting radiation loss) will be nearest to |
A. | \[58{}^\circ C\] |
B. | \[68{}^\circ C\] |
C. | \[73{}^\circ C\] |
D. | \[78{}^\circ C\] |
Answer» C. \[73{}^\circ C\] | |