JEE Main 2026 Thermodynamics, Heat & KTG PYQ (Physics) – 16 Questions with Answers

Every Thermodynamics, Heat & KTG question asked in JEE Main 2026 (Session 2), collected in one place. Each question shows the date and shift it came in, and the answer key is at the end.

Questions and answers

• Q1: JEE Main 2026, 2 April Shift 1, question 33 — answer (D)
• Q2: JEE Main 2026, 2 April Shift 1, question 47 — answer 120
• Q3: JEE Main 2026, 2 April Shift 2, question 34 — answer (C)
• Q4: JEE Main 2026, 2 April Shift 2, question 48 — answer 300
• Q5: JEE Main 2026, 4 April Shift 1, question 35 — answer (B)
• Q6: JEE Main 2026, 4 April Shift 1, question 36 — answer Dropped
• Q7: JEE Main 2026, 4 April Shift 2, question 34 — answer (D)
• Q8: JEE Main 2026, 5 April Shift 1, question 33 — answer (C)
• Q9: JEE Main 2026, 5 April Shift 2, question 34 — answer (C)
• Q10: JEE Main 2026, 5 April Shift 2, question 47 — answer 922
• Q11: JEE Main 2026, 6 April Shift 1, question 35 — answer (A)
• Q12: JEE Main 2026, 6 April Shift 1, question 50 — answer 600
• Q13: JEE Main 2026, 6 April Shift 2, question 30 — answer (B)
• Q14: JEE Main 2026, 6 April Shift 2, question 35 — answer (D)
• Q15: JEE Main 2026, 8 April Shift 2, question 35 — answer (A) or (B)
• Q16: JEE Main 2026, 8 April Shift 2, question 36 — answer (C)