JEE Main Physics · Thermal Properties of Matter

Calorimetry in JEE Main

Name: Calorimetry: JEE Main previous year questions
Creator: Lumi

Calorimetry (Physics, Thermal Properties of Matter) came 6 times in 6 of the 42 JEE Main shifts Lumi analysed, across 5 distinct ideas. 4 of them came in 2024–26; it was last asked in 2026.

Questions: 6; in 6 shifts
Ideas asked: 5; 1 asked more than once
Numerical answer: 1; 17% of its questions
Pattern: Asked most years; last asked 2026

Questions each year

In the shifts Lumi analysed for each year.

Difficulty and format

Easy 3Medium 3Hard 0

Format

Single correct4 Q
Numerical value1 Q
Diagram based1 Q

Ideas inside the topic

5 ideas

Heating and Cooling Curves2 Q
Evaporative Cooling Fraction1 Q
Mechanical Equivalent of Heat1 Q
Volume Change on Melting1 Q
Water Equivalent1 Q

Where it sits

Part of Thermal Properties of Matter, which had 21 questions in all. Calorimetry accounts for 29% of them. In Lumi's JEE taxonomy it belongs to Thermodynamics.

Some questions sit in other chapters too: Thermodynamics.

Every question

All 6 Calorimetry questions

Newest first, each with its options and official answer.

5 Apr 2026, Shift 2 · Q47The heat extracted out of $x$ gram of water initially at 50 $^\circ$ C to cool it down to 0 $^\circ$ C is sufficient to evaporate $(1000-x)$ …MediumNumerical value
3 Apr 2025, Shift 1 · Q33During the melting of a slab of ice at 273 K at atmospheric pressure:MediumSingle correct
8 Apr 2025, Shift 2 · Q32Water falls from a height of 200 m into a pool. Calculate the rise in temperature of the water assuming no heat dissipation from the water…EasySingle correct
30 Jan 2024, Shift 2 · Q37A block of ice at $-10^\circ C$ is slowly heated and converted to steam at $100^\circ C$ . Which of the following curves represent the…EasyDiagram basedHas a figure
25 Jul 2021, Shift 1 · Q14Two different metal bodies A and B of equal mass are heated at a uniform rate under similar conditions. The variation of temperature of…MediumSingle correctHas a figure
2 Apr 2017 (offline) · Q8A copper ball of mass 100 gm is at a temperature T. It is dropped in a copper calorimeter of mass 100 gm, filled with 170 gm of water at…EasySingle correct