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If 2.51 of hot water at 85°C is mixed with 4.51 of cold water then the temperature of the cold water rises by 15°C when equilibrium is reached. Find t

Question

If 2.51 of hot water at 85°C is mixed with 4.51 of cold water then the temperature of the cold water rises by 15°C when equilibrium is reached. Find the initial temperature (in °C) of the water assuming no heat is lost.

43

48

25

15

Solution

Correct option is A

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If 2.51 of hot water at 85°C is mixed with 4.51 of cold water then the temperature of the cold water rises by 15°C when equilibrium is reached. Find the initial temperature (in °C) of the water assuming no heat is lost.

43

48

25

15

Correct option is A

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Access ‘RRB ALP Electronics Mechanic’ Mock Tests with

Access ‘RRB ALP Electronics Mechanic’ Mock Tests with

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