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QPage 76: Q8: HC Verma: Concepts of Physics - Volume 2 Specific Heat Capacities of Gases Page 76: Q8 Solution: Is a slow process always isothermal? Is a quick process always…

⚠️ Common Exam Traps & Conceptual Pitfalls

Do not equate a slow (or fast) transformation with an isothermal (or adiabatic) one; heat exchange depends on the thermal coupling and the characteristic time scale of the system, not merely on how quickly the process is carried out.

Is a slow process always isothermal? Is a quick process always adiabatic?

Step-by-Step Verified Solution

**Answer:** No, a slow process is not always isothermal, and a quick process is not always adiabatic. **Step-by-Step Explanation:** A slow process allows heat exchange but does not guarantee constant temperature. A quick process may approximate adiabatic if heat exchange is negligible, but it is not strictly adiabatic unless the walls are perfectly insulating. The classification depends on the specific conditions [citation:2].

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