Physics, asked by rinshad13k, 14 hours ago

A thermos flask contains coffee. It is violently shaken. Considering the coffee as a system answer the following:

a) Does the temperature rise? b) Has heat been added to it? Has internal energy changed?

Answers

Answered by Rudraksh45617

Answer:

Since the temperature is directly proportional to the kinetic energy of the molecule, the temperature of the coffee will be increased. Therefore, when the thermos bottle containing coffee is vigorously shaken. If the coffee is considered as a system, then the temperature of the coffee will increase slightly.

Answered by Anonymous

a) Yes, the temperature increased.

b) No, the heart has not been added to it.

c) Yes, internal energy changed.

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