Physics
Grade-9
Easy
Question
In the system (water inside an air-tight copper bottle) shown below, ______ can be exchanged with the surroundings.

- Open system
- Isolated system
- Heat
- Heat and matter
Hint:
Here only heat can be exchanged with the surrounding.
The correct answer is: Heat
An isothermal process is a thermodynamic process in which the temperature of a system remains constant. The transfer of heat into or out of the system happens so slowly that thermal equilibrium is maintained.
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