Heat and Thermodynamics · UPSC CDS/OTA · Question 20 of 30

Heat and Thermodynamics – Question 20

Step-by-step solution. Heat and Thermodynamics for UPSC CDS/OTA.

Topic
Heat and Thermodynamics
Subject
General Studies
Difficulty
Medium
Solve Time
45–60 sec

Solved UPSC CDS/OTA Question

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Q · Heat and ThermodynamicsMedium · 45s

Which of the following statements is true for latent heat?

TopicHeat and Thermodynamics
Question Typemultiple choice
DifficultyMedium
Marking+1 / −0.33
Test Duration30 min

Step-by-Step Solution

The complete worked solution.

Every step explained — no skipped algebra.

Latent heat is heat absorbed or released during phase change without a temperature change.

Final Answer: Option B — It changes the state without changing temperature.
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Heat and Thermodynamics Question 20 – UPSC CDS/OTA