JEE Main Physics · Thermal Properties of Matter
Junction Temperature
Junction Temperature (Thermal Properties of Matter) was asked 3 times in 3 JEE Main shifts, 2022–2025, out of the 42 shifts Lumi analysed. 2 of the 3 had a numerical answer.
- Times asked
- 3
- in 3 shifts
- Years
- 2022–2025
- Usual format
- Numerical value
- Calculation
- Pattern
- Comes in cycles
- repeats across shifts
How it is asked
- Interface temperature of two rods
- Contact temperature of two slabs
Difficulty
Easy 1Medium 2Hard 0
Where it sits
Chapter: Thermal Properties of Matter. Topic: Heat Conduction, 5 questions over 3 ideas.
Every time it came
All 3 questions
Newest first, each with its options and official answer.
- 7 Apr 2025, Shift 2 · Q47Two cylindrical rods A and B made of different materials, are joined in a straight line. The ratios of lengths, radii and thermal…MediumNumerical value
- 13 Apr 2023, Shift 2 · Q53Two plates A and B have thermal conductivities and respectively. They have same…EasyNumerical value
- 24 Jun 2022, Shift 1 · Q50Two metallic blocks and of same area of cross-section are connected to each other (as shown in figure). If the thermal…MediumSingle correctHas a figure