JEE Main 2024 Heat Transfer: Important sub-topics, total number of questions
Check out the total number of questions from Heat Transfer asked in previous years in all sessions and shifts. Find JEE Main 2024 Heat Transfer weightage and start preparing accordingly.
JEE Main 2024 Heat Transfer: The weightage of the topic “Heat Transfer” in the JEE Main exams varies from year to year. However, it is generally considered an important chapter, and based on last year’s trends, candidates can expect 12 to 13 questions from sub-topics of JEE Main 2024 Heat Transfer. Students preparing for the examination must go through the JEE Main 2024 Heat Transfer weightage analysis along with the total number of questions asked from the last three years on this page to accordingly allocate sufficient time to understand the subtopics of Heat Transfer, as it will contribute to a significant portion of the overall marks in the JEE Main 2024 Physics section.
| JEE Main Question Paper 27 January 2024 Shift 1 | JEE Main Shift 2 Question Paper 27 January 2024 | JEE Main Answer Key 27 January 2024 |
Also Read l Is JEE Main 2024 going to be tougher than 2023?
JEE Main 2024 Heat Transfer Important Subtopics and Expected Weightage
Here are the important sub-topics for JEE Main 2024 Heat Transfer along with their expected weightage inclusive of all shifts.
| Name of the Sub-Topics | JEE Main 2024 Heat Transfer Expected Weightage (inclusive of all shifts) |
| Calorimetry | 3 questions |
| Thermal Expansion & Thermal Stress | 3 question |
| Newton's Law of Cooling | 3 questions |
| Thermal Conduction in rod (must know its V=IR analogy) | 1 question |
| Thermometry | 2 questions |
| Thermal Conduction in Cylindrical/Spherical Shell | 1 question |
Based on the previous year’s weightage analysis drawn above, the maximum weightage is given to Calorimetry, Thermal Expansion & Thermal Stress, and Newton's Law of Cooling out of which 3 questions can be expected from each. The next higher weightage is given to Thermometry followed by Thermometry and Thermal Conduction in Cylindrical/Spherical Shell. Therefore, focusing on these topics will help aspirants obtain good scores in the Heat Transfer topics.
JEE Main 2024 Heat Transfer: Total Number of Questions Asked in Previous Years
Find the total number of questions asked from all the sub-topics of JEE Main 2024 Heat Transfer for 2023, 2022, and 2021 in the table mentioned below.
| Name of Subtopic | 2023 | 2022 | 2021 | Total |
| Calorimetry | 2 | 5 | 4 | 11 |
| Thermal Expansion & Thermal Stress | 3 | 3 | 2 | 8 |
| Newton's Law of Cooling | 4 | 1 | 2 | 7 |
| Thermal Conduction in rod (must know its V=IR analogy) | 1 | 3 | 1 | 5 |
| Thermometry | 3 | - | - | 3 |
| Thermal Conduction in Cylindrical/Spherical Shell | - | - | 1 | 1 |
| Effective Thermal Conductivity | - | - | 1 | 1 |
| Stefan's Boltzmann Law | - | 1 | - | 1 |
| Wien's Displacement Law | - | - | 0 |
JEE Main 2024: Expected Topic-Wise Weightage Analysis
For expected weightage details for JEE Main 2024, access the following links:
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