Physics - Thermodynamics Question with Solution | TestHub

PhysicsThermodynamicsMiscellaneousMedium3 minQB
PhysicsMediumsingle choice

The temperature ( ) versus heat transfer ( Q ) plot for two substances A and B is given in the figure. If substance A in liquid phase at temperature 30°C is mixed with substance B in liquid phase at 20°C then the temperature of the mixture will be :-

diagram

Options:

Answer:
A
Solution:

From the slopes, ; .

Calorimetry: - option (A).

Stream:JEESubject:PhysicsTopic:ThermodynamicsSubtopic:Miscellaneous
⏱ 3mℹ️ Source: QB

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