A body at 80 °C is placed in contact with a body at 20 °C (isolated system). Their final common temperature is:

  1. 80 °C
  2. 20 °C
  3. between 20 °C and 80 °C
  4. 100 °C
Answer

C) between 20 °C and 80 °C

The hot one cools and the cold one warms. SLO P-12-C-01 · Knowledge

Physics MCQ · More Kinetic Theory and First Law of Thermodynamics MCQs · Practise