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Previous year question hub

Heat And Thermodynamics - Mechanics - Physics Previous Year Questions

Practice Heat And Thermodynamics - Mechanics - Physics previous year questions organised from real papers, with year-wise coverage and clear topic navigation.

186Papers
25Years
486Questions
1Topics

Heat And Thermodynamics question pattern

Every graph below is calculated only from this selection.

Questions by year

Year-wise coverage for Heat And Thermodynamics. Each bar uses a separate theme-derived color.

Difficulty distribution

How the classified questions are distributed by difficulty.

Medium 251 51.6%
Easy 233 47.9%
Hard 2 0.4%

Question type distribution

MCQ, numerical, multiple-select and other formats found in these papers.

Multiple Choices 416 85.6%
Numerical Answer Type (NAT) 70 14.4%

Subject weightage

Top subjects by unique question coverage.

Physics
486 Qs

Most asked topics

Top topics across the included previous year papers.

Mechanics
486 Qs

Subtopic coverage

Top subtopics inside this exact selection.

Heat And Thermodynamics
486 Qs

Paper coverage

Question coverage for the most populated papers. Every active PYP paper remains listed below.

JEE MAIN 2026 ONLINE 23RD JANUARY EVENING SHIFT
3 Qs
JEE MAIN 2026 ONLINE 28TH JANUARY MORNING SHIFT
3 Qs
JEE Main 2026 (Online) 2nd April Evening Shift
2 Qs
JEE Main 2026 (Online) 2nd April Morning Shift
2 Qs
JEE Main 2026 (Online) 4th April Evening Shift
2 Qs
JEE Main 2026 (Online) 4th April Morning Shift
2 Qs
JEE Main 2026 (Online) 5th April Evening Shift
2 Qs
JEE Main 2026 (Online) 5th April Morning Shift
2 Qs
JEE Main 2026 (Online) 6th April Evening Shift
2 Qs
JEE Main 2026 (Online) 8th April Evening Shift
2 Qs
JEE MAIN 2026 ONLINE 21ST JANUARY EVENING SHIFT
2 Qs
JEE MAIN 2026 ONLINE 21ST JANUARY MORNING SHIFT
2 Qs
JEE MAIN 2026 ONLINE 22ND JANUARY EVENING SHIFT
2 Qs
JEE MAIN 2026 ONLINE 22ND JANUARY MORNING SHIFT
2 Qs
JEE MAIN 2026 ONLINE 24TH JANUARY EVENING SHIFT
2 Qs
JEE MAIN 2026 ONLINE 24TH JANUARY MORNING SHIFT
2 Qs
JEE MAIN 2026 ONLINE 28TH JANUARY EVENING SHIFT
2 Qs
JEE Main 2026 (Online) 6th April Morning Shift
1 Qs
JEE MAIN 2025 ONLINE 24TH JANUARY EVENING SHIFT
4 Qs
JEE MAIN 2025 ONLINE 29TH JANUARY EVENING SHIFT
4 Qs
JEE MAIN 2025 ONLINE 22ND JANUARY MORNING SHIFT
3 Qs
JEE MAIN 2025 ONLINE 23RD JANUARY MORNING SHIFT
3 Qs
JEE MAIN 2025 ONLINE 2ND APRIL EVENING SHIFT
3 Qs
JEE MAIN 2025 ONLINE 2ND APRIL MORNING SHIFT
3 Qs
JEE MAIN 2025 ONLINE 3RD APRIL MORNING SHIFT
3 Qs
JEE MAIN 2025 ONLINE 4TH APRIL EVENING SHIFT
3 Qs
JEE MAIN 2025 ONLINE 7TH APRIL EVENING SHIFT
3 Qs
JEE MAIN 2025 ONLINE 7TH APRIL MORNING SHIFT
3 Qs
JEE MAIN 2025 ONLINE 22ND JANUARY EVENING SHIFT
2 Qs
JEE MAIN 2025 ONLINE 23RD JANUARY EVENING SHIFT
2 Qs
JEE MAIN 2025 ONLINE 24TH JANUARY MORNING SHIFT
2 Qs
JEE MAIN 2025 ONLINE 28TH JANUARY EVENING SHIFT
2 Qs
JEE MAIN 2025 ONLINE 28TH JANUARY MORNING SHIFT
2 Qs
JEE MAIN 2025 ONLINE 29TH JANUARY MORNING SHIFT
2 Qs
JEE MAIN 2025 ONLINE 3RD APRIL EVENING SHIFT
2 Qs
JEE MAIN 2025 ONLINE 4TH APRIL MORNING SHIFT
2 Qs
JEE MAIN 2025 ONLINE 8TH APRIL EVENING SHIFT
2 Qs
JEE MAIN 2024 ONLINE 27TH JANUARY EVENING SHIFT
3 Qs
JEE MAIN 2024 ONLINE 30TH JANUARY EVENING SHIFT
3 Qs
JEE MAIN 2024 ONLINE 4TH APRIL MORNING SHIFT
3 Qs
JEE MAIN 2024 ONLINE 6TH APRIL EVENING SHIFT
3 Qs
JEE MAIN 2024 ONLINE 1ST FEBRUARY EVENING SHIFT
2 Qs
JEE MAIN 2024 ONLINE 1ST FEBRUARY MORNING SHIFT
2 Qs
JEE MAIN 2024 ONLINE 27TH JANUARY MORNING SHIFT
2 Qs
JEE MAIN 2024 ONLINE 29TH JANUARY EVENING SHIFT
2 Qs
JEE MAIN 2024 ONLINE 29TH JANUARY MORNING SHIFT
2 Qs
JEE MAIN 2024 ONLINE 30TH JANUARY MORNING SHIFT
2 Qs
JEE MAIN 2024 ONLINE 31ST JANUARY EVENING SHIFT
2 Qs
JEE MAIN 2024 ONLINE 31ST JANUARY MORNING SHIFT
2 Qs
JEE MAIN 2024 ONLINE 4TH APRIL EVENING SHIFT
2 Qs
JEE MAIN 2024 ONLINE 5TH APRIL EVENING SHIFT
2 Qs
JEE MAIN 2024 ONLINE 5TH APRIL MORNING SHIFT
2 Qs
JEE MAIN 2024 ONLINE 6TH APRIL MORNING SHIFT
2 Qs
JEE MAIN 2024 ONLINE 8TH APRIL EVENING SHIFT
2 Qs
JEE MAIN 2024 ONLINE 8TH APRIL MORNING SHIFT
2 Qs
JEE MAIN 2024 ONLINE 9TH APRIL EVENING SHIFT
2 Qs
JEE MAIN 2024 ONLINE 9TH APRIL MORNING SHIFT
2 Qs
JEE MAIN 2023 ONLINE 11TH APRIL MORNING SHIFT
3 Qs
JEE MAIN 2023 ONLINE 13TH APRIL EVENING SHIFT
3 Qs
JEE MAIN 2023 ONLINE 1ST FEBRUARY MORNING SHIFT
3 Qs
JEE MAIN 2023 ONLINE 24TH JANUARY MORNING SHIFT
3 Qs
JEE MAIN 2023 ONLINE 25TH JANUARY EVENING SHIFT
3 Qs
JEE MAIN 2023 ONLINE 30TH JANUARY EVENING SHIFT
3 Qs
JEE MAIN 2023 ONLINE 31ST JANUARY EVENING SHIFT
3 Qs
JEE MAIN 2023 ONLINE 6TH APRIL EVENING SHIFT
3 Qs
JEE MAIN 2023 ONLINE 8TH APRIL EVENING SHIFT
3 Qs
JEE MAIN 2023 ONLINE 10TH APRIL EVENING SHIFT
2 Qs
JEE MAIN 2023 ONLINE 10TH APRIL MORNING SHIFT
2 Qs
JEE MAIN 2023 ONLINE 11TH APRIL EVENING SHIFT
2 Qs
JEE MAIN 2023 ONLINE 12TH APRIL MORNING SHIFT
2 Qs
JEE MAIN 2023 ONLINE 15TH APRIL MORNING SHIFT
2 Qs
JEE MAIN 2023 ONLINE 1ST FEBRUARY EVENING SHIFT
2 Qs
JEE MAIN 2023 ONLINE 24TH JANUARY EVENING SHIFT
2 Qs
JEE MAIN 2023 ONLINE 25TH JANUARY MORNING SHIFT
2 Qs
JEE MAIN 2023 ONLINE 29TH JANUARY EVENING SHIFT
2 Qs
JEE MAIN 2023 ONLINE 30TH JANUARY MORNING SHIFT
2 Qs
JEE MAIN 2023 ONLINE 31ST JANUARY MORNING SHIFT
2 Qs
JEE MAIN 2023 ONLINE 6TH APRIL MORNING SHIFT
2 Qs
JEE MAIN 2023 ONLINE 13TH APRIL MORNING SHIFT
1 Qs
JEE MAIN 2023 ONLINE 29TH JANUARY MORNING SHIFT
1 Qs
JEE MAIN 2023 ONLINE 8TH APRIL MORNING SHIFT
1 Qs
JEE MAIN 2022 ONLINE 29TH JUNE MORNING SHIFT
5 Qs
JEE MAIN 2022 ONLINE 25TH JUNE EVENING SHIFT
4 Qs
JEE MAIN 2022 ONLINE 27TH JUNE EVENING SHIFT
4 Qs
JEE MAIN 2022 ONLINE 24TH JUNE EVENING SHIFT
3 Qs
JEE MAIN 2022 ONLINE 24TH JUNE MORNING SHIFT
3 Qs
JEE MAIN 2022 ONLINE 25TH JULY EVENING SHIFT
3 Qs
JEE MAIN 2022 ONLINE 25TH JULY MORNING SHIFT
3 Qs
JEE MAIN 2022 ONLINE 26TH JUNE EVENING SHIFT
3 Qs
JEE MAIN 2022 ONLINE 27TH JULY MORNING SHIFT
3 Qs
JEE MAIN 2022 ONLINE 29TH JUNE EVENING SHIFT
3 Qs
JEE MAIN 2022 ONLINE 25TH JUNE MORNING SHIFT
2 Qs
JEE MAIN 2022 ONLINE 26TH JULY EVENING SHIFT
2 Qs
JEE MAIN 2022 ONLINE 26TH JULY MORNING SHIFT
2 Qs
JEE MAIN 2022 ONLINE 26TH JUNE MORNING SHIFT
2 Qs
JEE MAIN 2022 ONLINE 27TH JULY EVENING SHIFT
2 Qs
JEE MAIN 2022 ONLINE 27TH JUNE MORNING SHIFT
2 Qs
JEE MAIN 2022 ONLINE 28TH JULY EVENING SHIFT
2 Qs
JEE MAIN 2022 ONLINE 28TH JULY MORNING SHIFT
2 Qs
JEE MAIN 2022 ONLINE 28TH JUNE EVENING SHIFT
2 Qs
JEE MAIN 2022 ONLINE 28TH JUNE MORNING SHIFT
2 Qs
JEE MAIN 2022 ONLINE 29TH JULY EVENING SHIFT
2 Qs
JEE MAIN 2022 ONLINE 29TH JULY MORNING SHIFT
2 Qs
JEE MAIN 2022 ONLINE 30TH JUNE MORNING SHIFT
2 Qs
JEE Main 2021 (Online) 25th February Morning Shift
4 Qs
JEE MAIN 2021 ONLINE 17TH MARCH MORNING SHIFT
4 Qs
JEE MAIN 2021 ONLINE 20TH JULY MORNING SHIFT
4 Qs
JEE Main 2021 (Online) 24th February Evening Shift
3 Qs
JEE Main 2021 (Online) 24th February Morning Shift
3 Qs
JEE Main 2021 (Online) 25th February Evening Shift
3 Qs
JEE Main 2021 (Online) 26th February Evening Shift
3 Qs
JEE MAIN 2021 ONLINE 16TH MARCH EVENING SHIFT
3 Qs
JEE MAIN 2021 ONLINE 18TH MARCH EVENING SHIFT
3 Qs
JEE MAIN 2021 ONLINE 20TH JULY EVENING SHIFT
3 Qs
JEE MAIN 2021 ONLINE 25TH JULY MORNING SHIFT
3 Qs
JEE MAIN 2021 ONLINE 26TH AUGUST EVENING SHIFT
3 Qs
JEE MAIN 2021 ONLINE 27TH AUGUST EVENING SHIFT
3 Qs
JEE MAIN 2021 ONLINE 27TH AUGUST MORNING SHIFT
3 Qs
JEE MAIN 2021 ONLINE 31ST AUGUST EVENING SHIFT
3 Qs
JEE Main 2021 (Online) 26th February Morning Shift
2 Qs
JEE MAIN 2021 ONLINE 16TH MARCH MORNING SHIFT
2 Qs
JEE MAIN 2021 ONLINE 17TH MARCH EVENING SHIFT
2 Qs
JEE MAIN 2021 ONLINE 18TH MARCH MORNING SHIFT
2 Qs
JEE MAIN 2021 ONLINE 1ST SEPTEMBER EVENING SHIFT
2 Qs
JEE MAIN 2021 ONLINE 22TH JULY EVENING SHIFT
2 Qs
JEE MAIN 2021 ONLINE 25TH JULY EVENING SHIFT
2 Qs
JEE MAIN 2021 ONLINE 26TH AUGUST MORNING SHIFT
2 Qs
JEE MAIN 2021 ONLINE 27TH JULY EVENING SHIFT
2 Qs
JEE MAIN 2021 ONLINE 27TH JULY MORNING SHIFT
2 Qs
JEE MAIN 2021 ONLINE 31ST AUGUST MORNING SHIFT
2 Qs
JEE MAIN 2020 ONLINE 7TH JANUARY MORNING SLOT
4 Qs
JEE MAIN 2020 ONLINE 2ND SEPTEMBER EVENING SLOT
3 Qs
JEE MAIN 2020 ONLINE 3RD SEPTEMBER EVENING SLOT
3 Qs
JEE MAIN 2020 ONLINE 3RD SEPTEMBER MORNING SLOT
3 Qs
JEE MAIN 2020 ONLINE 4TH SEPTEMBER MORNING SLOT
3 Qs
JEE MAIN 2020 ONLINE 5TH SEPTEMBER EVENING SLOT
3 Qs
JEE MAIN 2020 ONLINE 5TH SEPTEMBER MORNING SLOT
3 Qs
JEE MAIN 2020 ONLINE 6TH SEPTEMBER EVENING SLOT
3 Qs
JEE MAIN 2020 ONLINE 7TH JANUARY EVENING SLOT
3 Qs
JEE MAIN 2020 ONLINE 8TH JANUARY EVENING SLOT
3 Qs
JEE MAIN 2020 ONLINE 2ND SEPTEMBER MORNING SLOT
2 Qs
JEE MAIN 2020 ONLINE 4TH SEPTEMBER EVENING SLOT
2 Qs
JEE MAIN 2020 ONLINE 6TH SEPTEMBER MORNING SLOT
2 Qs
JEE MAIN 2020 ONLINE 8TH JANUARY MORNING SLOT
2 Qs
JEE MAIN 2020 ONLINE 9TH JANUARY EVENING SLOT
2 Qs
JEE MAIN 2020 ONLINE 9TH JANUARY MORNING SLOT
2 Qs
JEE MAIN 2019 ONLINE 11TH JANUARY EVENING SLOT
5 Qs
JEE MAIN 2019 ONLINE 12TH APRIL MORNING SLOT
4 Qs
JEE MAIN 2019 ONLINE 9TH JANUARY MORNING SLOT
4 Qs
JEE MAIN 2019 ONLINE 10TH APRIL MORNING SLOT
3 Qs
JEE MAIN 2019 ONLINE 10TH JANUARY EVENING SLOT
3 Qs
JEE MAIN 2019 ONLINE 11TH JANUARY MORNING SLOT
3 Qs
JEE MAIN 2019 ONLINE 12TH APRIL EVENING SLOT
3 Qs
JEE MAIN 2019 ONLINE 12TH JANUARY MORNING SLOT
3 Qs
JEE MAIN 2019 ONLINE 9TH APRIL EVENING SLOT
3 Qs
JEE MAIN 2019 ONLINE 9TH APRIL MORNING SLOT
3 Qs
JEE MAIN 2019 ONLINE 10TH APRIL EVENING SLOT
2 Qs
JEE MAIN 2019 ONLINE 10TH JANUARY MORNING SLOT
2 Qs
JEE MAIN 2019 ONLINE 12TH JANUARY EVENING SLOT
2 Qs
JEE MAIN 2019 ONLINE 8TH APRIL EVENING SLOT
2 Qs
JEE MAIN 2019 ONLINE 8TH APRIL MORNING SLOT
2 Qs
JEE MAIN 2019 ONLINE 9TH JANUARY EVENING SLOT
2 Qs
JEE MAIN 2018 ONLINE 15TH APRIL EVENING SLOT
2 Qs
JEE MAIN 2018 ONLINE 15TH APRIL MORNING SLOT
2 Qs
JEE MAIN 2018 ONLINE 16TH APRIL MORNING SLOT
2 Qs
JEE MAIN 2018 OFFLINE
1 Qs
JEE MAIN 2017 OFFLINE
4 Qs
JEE MAIN 2017 ONLINE 8TH APRIL MORNING SLOT
4 Qs
JEE MAIN 2017 ONLINE 9TH APRIL MORNING SLOT
3 Qs
JEE MAIN 2016 OFFLINE
3 Qs
JEE MAIN 2016 ONLINE 9TH APRIL MORNING SLOT
3 Qs
JEE MAIN 2016 ONLINE 10TH APRIL MORNING SLOT
2 Qs
JEE MAIN 2015 OFFLINE
3 Qs
JEE MAIN 2014 OFFLINE
2 Qs
JEE MAIN 2013 OFFLINE
2 Qs
AIEEE 2012
3 Qs
AIEEE 2011
4 Qs
AIEEE 2010
1 Qs
AIEEE 2009
6 Qs
AIEEE 2008
2 Qs
AIEEE 2007
4 Qs
AIEEE 2006
3 Qs
AIEEE 2005
5 Qs
AIEEE 2004
6 Qs
AIEEE 2003
5 Qs
AIEEE 2002
10 Qs

Included previous year papers

Newest papers appear first. Sort by year, question coverage or name.

PaperYear / sessionQuestions in this viewOpen
JEE Main 2026 (Online) 2nd April Evening Shift20262View paper
JEE Main 2026 (Online) 2nd April Morning Shift20262View paper
JEE Main 2026 (Online) 4th April Evening Shift20262View paper
JEE Main 2026 (Online) 4th April Morning Shift20262View paper
JEE Main 2026 (Online) 5th April Evening Shift20262View paper
JEE Main 2026 (Online) 5th April Morning Shift20262View paper
JEE Main 2026 (Online) 6th April Evening Shift20262View paper
JEE Main 2026 (Online) 6th April Morning Shift20261View paper
JEE Main 2026 (Online) 8th April Evening Shift20262View paper
JEE MAIN 2026 ONLINE 21ST JANUARY EVENING SHIFT20262View paper
JEE MAIN 2026 ONLINE 21ST JANUARY MORNING SHIFT20262View paper
JEE MAIN 2026 ONLINE 22ND JANUARY EVENING SHIFT20262View paper
JEE MAIN 2026 ONLINE 22ND JANUARY MORNING SHIFT20262View paper
JEE MAIN 2026 ONLINE 23RD JANUARY EVENING SHIFT20263View paper
JEE MAIN 2026 ONLINE 24TH JANUARY EVENING SHIFT20262View paper
JEE MAIN 2026 ONLINE 24TH JANUARY MORNING SHIFT20262View paper
JEE MAIN 2026 ONLINE 28TH JANUARY EVENING SHIFT20262View paper
JEE MAIN 2026 ONLINE 28TH JANUARY MORNING SHIFT20263View paper
JEE MAIN 2025 ONLINE 22ND JANUARY EVENING SHIFT20252View paper
JEE MAIN 2025 ONLINE 22ND JANUARY MORNING SHIFT20253View paper
JEE MAIN 2025 ONLINE 23RD JANUARY EVENING SHIFT20252View paper
JEE MAIN 2025 ONLINE 23RD JANUARY MORNING SHIFT20253View paper
JEE MAIN 2025 ONLINE 24TH JANUARY EVENING SHIFT20254View paper
JEE MAIN 2025 ONLINE 24TH JANUARY MORNING SHIFT20252View paper
JEE MAIN 2025 ONLINE 28TH JANUARY EVENING SHIFT20252View paper
JEE MAIN 2025 ONLINE 28TH JANUARY MORNING SHIFT20252View paper
JEE MAIN 2025 ONLINE 29TH JANUARY EVENING SHIFT20254View paper
JEE MAIN 2025 ONLINE 29TH JANUARY MORNING SHIFT20252View paper
JEE MAIN 2025 ONLINE 2ND APRIL EVENING SHIFT20253View paper
JEE MAIN 2025 ONLINE 2ND APRIL MORNING SHIFT20253View paper
JEE MAIN 2025 ONLINE 3RD APRIL EVENING SHIFT20252View paper
JEE MAIN 2025 ONLINE 3RD APRIL MORNING SHIFT20253View paper
JEE MAIN 2025 ONLINE 4TH APRIL EVENING SHIFT20253View paper
JEE MAIN 2025 ONLINE 4TH APRIL MORNING SHIFT20252View paper
JEE MAIN 2025 ONLINE 7TH APRIL EVENING SHIFT20253View paper
JEE MAIN 2025 ONLINE 7TH APRIL MORNING SHIFT20253View paper
JEE MAIN 2025 ONLINE 8TH APRIL EVENING SHIFT20252View paper
JEE MAIN 2024 ONLINE 1ST FEBRUARY EVENING SHIFT20242View paper
JEE MAIN 2024 ONLINE 1ST FEBRUARY MORNING SHIFT20242View paper
JEE MAIN 2024 ONLINE 27TH JANUARY EVENING SHIFT20243View paper
JEE MAIN 2024 ONLINE 27TH JANUARY MORNING SHIFT20242View paper
JEE MAIN 2024 ONLINE 29TH JANUARY EVENING SHIFT20242View paper
JEE MAIN 2024 ONLINE 29TH JANUARY MORNING SHIFT20242View paper
JEE MAIN 2024 ONLINE 30TH JANUARY EVENING SHIFT20243View paper
JEE MAIN 2024 ONLINE 30TH JANUARY MORNING SHIFT20242View paper
JEE MAIN 2024 ONLINE 31ST JANUARY EVENING SHIFT20242View paper
JEE MAIN 2024 ONLINE 31ST JANUARY MORNING SHIFT20242View paper
JEE MAIN 2024 ONLINE 4TH APRIL EVENING SHIFT20242View paper
JEE MAIN 2024 ONLINE 4TH APRIL MORNING SHIFT20243View paper
JEE MAIN 2024 ONLINE 5TH APRIL EVENING SHIFT20242View paper
JEE MAIN 2024 ONLINE 5TH APRIL MORNING SHIFT20242View paper
JEE MAIN 2024 ONLINE 6TH APRIL EVENING SHIFT20243View paper
JEE MAIN 2024 ONLINE 6TH APRIL MORNING SHIFT20242View paper
JEE MAIN 2024 ONLINE 8TH APRIL EVENING SHIFT20242View paper
JEE MAIN 2024 ONLINE 8TH APRIL MORNING SHIFT20242View paper
JEE MAIN 2024 ONLINE 9TH APRIL EVENING SHIFT20242View paper
JEE MAIN 2024 ONLINE 9TH APRIL MORNING SHIFT20242View paper
JEE MAIN 2023 ONLINE 10TH APRIL EVENING SHIFT20232View paper
JEE MAIN 2023 ONLINE 10TH APRIL MORNING SHIFT20232View paper
JEE MAIN 2023 ONLINE 11TH APRIL EVENING SHIFT20232View paper
JEE MAIN 2023 ONLINE 11TH APRIL MORNING SHIFT20233View paper
JEE MAIN 2023 ONLINE 12TH APRIL MORNING SHIFT20232View paper
JEE MAIN 2023 ONLINE 13TH APRIL EVENING SHIFT20233View paper
JEE MAIN 2023 ONLINE 13TH APRIL MORNING SHIFT20231View paper
JEE MAIN 2023 ONLINE 15TH APRIL MORNING SHIFT20232View paper
JEE MAIN 2023 ONLINE 1ST FEBRUARY EVENING SHIFT20232View paper
JEE MAIN 2023 ONLINE 1ST FEBRUARY MORNING SHIFT20233View paper
JEE MAIN 2023 ONLINE 24TH JANUARY EVENING SHIFT20232View paper
JEE MAIN 2023 ONLINE 24TH JANUARY MORNING SHIFT20233View paper
JEE MAIN 2023 ONLINE 25TH JANUARY EVENING SHIFT20233View paper
JEE MAIN 2023 ONLINE 25TH JANUARY MORNING SHIFT20232View paper
JEE MAIN 2023 ONLINE 29TH JANUARY EVENING SHIFT20232View paper
JEE MAIN 2023 ONLINE 29TH JANUARY MORNING SHIFT20231View paper
JEE MAIN 2023 ONLINE 30TH JANUARY EVENING SHIFT20233View paper
JEE MAIN 2023 ONLINE 30TH JANUARY MORNING SHIFT20232View paper
JEE MAIN 2023 ONLINE 31ST JANUARY EVENING SHIFT20233View paper
JEE MAIN 2023 ONLINE 31ST JANUARY MORNING SHIFT20232View paper
JEE MAIN 2023 ONLINE 6TH APRIL EVENING SHIFT20233View paper
JEE MAIN 2023 ONLINE 6TH APRIL MORNING SHIFT20232View paper
JEE MAIN 2023 ONLINE 8TH APRIL EVENING SHIFT20233View paper
JEE MAIN 2023 ONLINE 8TH APRIL MORNING SHIFT20231View paper
JEE MAIN 2022 ONLINE 24TH JUNE EVENING SHIFT20223View paper
JEE MAIN 2022 ONLINE 24TH JUNE MORNING SHIFT20223View paper
JEE MAIN 2022 ONLINE 25TH JULY EVENING SHIFT20223View paper
JEE MAIN 2022 ONLINE 25TH JULY MORNING SHIFT20223View paper
JEE MAIN 2022 ONLINE 25TH JUNE EVENING SHIFT20224View paper
JEE MAIN 2022 ONLINE 25TH JUNE MORNING SHIFT20222View paper
JEE MAIN 2022 ONLINE 26TH JULY EVENING SHIFT20222View paper
JEE MAIN 2022 ONLINE 26TH JULY MORNING SHIFT20222View paper
JEE MAIN 2022 ONLINE 26TH JUNE EVENING SHIFT20223View paper
JEE MAIN 2022 ONLINE 26TH JUNE MORNING SHIFT20222View paper
JEE MAIN 2022 ONLINE 27TH JULY EVENING SHIFT20222View paper
JEE MAIN 2022 ONLINE 27TH JULY MORNING SHIFT20223View paper
JEE MAIN 2022 ONLINE 27TH JUNE EVENING SHIFT20224View paper
JEE MAIN 2022 ONLINE 27TH JUNE MORNING SHIFT20222View paper
JEE MAIN 2022 ONLINE 28TH JULY EVENING SHIFT20222View paper
JEE MAIN 2022 ONLINE 28TH JULY MORNING SHIFT20222View paper
JEE MAIN 2022 ONLINE 28TH JUNE EVENING SHIFT20222View paper
JEE MAIN 2022 ONLINE 28TH JUNE MORNING SHIFT20222View paper
JEE MAIN 2022 ONLINE 29TH JULY EVENING SHIFT20222View paper
JEE MAIN 2022 ONLINE 29TH JULY MORNING SHIFT20222View paper
JEE MAIN 2022 ONLINE 29TH JUNE EVENING SHIFT20223View paper
JEE MAIN 2022 ONLINE 29TH JUNE MORNING SHIFT20225View paper
JEE MAIN 2022 ONLINE 30TH JUNE MORNING SHIFT20222View paper
JEE Main 2021 (Online) 24th February Evening Shift20213View paper
JEE Main 2021 (Online) 24th February Morning Shift20213View paper
JEE Main 2021 (Online) 25th February Evening Shift20213View paper
JEE Main 2021 (Online) 25th February Morning Shift20214View paper
JEE Main 2021 (Online) 26th February Evening Shift20213View paper
JEE Main 2021 (Online) 26th February Morning Shift20212View paper
JEE MAIN 2021 ONLINE 16TH MARCH EVENING SHIFT20213View paper
JEE MAIN 2021 ONLINE 16TH MARCH MORNING SHIFT20212View paper
JEE MAIN 2021 ONLINE 17TH MARCH EVENING SHIFT20212View paper
JEE MAIN 2021 ONLINE 17TH MARCH MORNING SHIFT20214View paper
JEE MAIN 2021 ONLINE 18TH MARCH EVENING SHIFT20213View paper
JEE MAIN 2021 ONLINE 18TH MARCH MORNING SHIFT20212View paper
JEE MAIN 2021 ONLINE 1ST SEPTEMBER EVENING SHIFT20212View paper
JEE MAIN 2021 ONLINE 20TH JULY EVENING SHIFT20213View paper
JEE MAIN 2021 ONLINE 20TH JULY MORNING SHIFT20214View paper
JEE MAIN 2021 ONLINE 22TH JULY EVENING SHIFT20212View paper
JEE MAIN 2021 ONLINE 25TH JULY EVENING SHIFT20212View paper
JEE MAIN 2021 ONLINE 25TH JULY MORNING SHIFT20213View paper
JEE MAIN 2021 ONLINE 26TH AUGUST EVENING SHIFT20213View paper
JEE MAIN 2021 ONLINE 26TH AUGUST MORNING SHIFT20212View paper
JEE MAIN 2021 ONLINE 27TH AUGUST EVENING SHIFT20213View paper
JEE MAIN 2021 ONLINE 27TH AUGUST MORNING SHIFT20213View paper
JEE MAIN 2021 ONLINE 27TH JULY EVENING SHIFT20212View paper
JEE MAIN 2021 ONLINE 27TH JULY MORNING SHIFT20212View paper
JEE MAIN 2021 ONLINE 31ST AUGUST EVENING SHIFT20213View paper
JEE MAIN 2021 ONLINE 31ST AUGUST MORNING SHIFT20212View paper
JEE MAIN 2020 ONLINE 2ND SEPTEMBER EVENING SLOT20203View paper
JEE MAIN 2020 ONLINE 2ND SEPTEMBER MORNING SLOT20202View paper
JEE MAIN 2020 ONLINE 3RD SEPTEMBER EVENING SLOT20203View paper
JEE MAIN 2020 ONLINE 3RD SEPTEMBER MORNING SLOT20203View paper
JEE MAIN 2020 ONLINE 4TH SEPTEMBER EVENING SLOT20202View paper
JEE MAIN 2020 ONLINE 4TH SEPTEMBER MORNING SLOT20203View paper
JEE MAIN 2020 ONLINE 5TH SEPTEMBER EVENING SLOT20203View paper
JEE MAIN 2020 ONLINE 5TH SEPTEMBER MORNING SLOT20203View paper
JEE MAIN 2020 ONLINE 6TH SEPTEMBER EVENING SLOT20203View paper
JEE MAIN 2020 ONLINE 6TH SEPTEMBER MORNING SLOT20202View paper
JEE MAIN 2020 ONLINE 7TH JANUARY EVENING SLOT20203View paper
JEE MAIN 2020 ONLINE 7TH JANUARY MORNING SLOT20204View paper
JEE MAIN 2020 ONLINE 8TH JANUARY EVENING SLOT20203View paper
JEE MAIN 2020 ONLINE 8TH JANUARY MORNING SLOT20202View paper
JEE MAIN 2020 ONLINE 9TH JANUARY EVENING SLOT20202View paper
JEE MAIN 2020 ONLINE 9TH JANUARY MORNING SLOT20202View paper
JEE MAIN 2019 ONLINE 10TH APRIL EVENING SLOT20192View paper
JEE MAIN 2019 ONLINE 10TH APRIL MORNING SLOT20193View paper
JEE MAIN 2019 ONLINE 10TH JANUARY EVENING SLOT20193View paper
JEE MAIN 2019 ONLINE 10TH JANUARY MORNING SLOT20192View paper
JEE MAIN 2019 ONLINE 11TH JANUARY EVENING SLOT20195View paper
JEE MAIN 2019 ONLINE 11TH JANUARY MORNING SLOT20193View paper
JEE MAIN 2019 ONLINE 12TH APRIL EVENING SLOT20193View paper
JEE MAIN 2019 ONLINE 12TH APRIL MORNING SLOT20194View paper
JEE MAIN 2019 ONLINE 12TH JANUARY EVENING SLOT20192View paper
JEE MAIN 2019 ONLINE 12TH JANUARY MORNING SLOT20193View paper
JEE MAIN 2019 ONLINE 8TH APRIL EVENING SLOT20192View paper
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All Heat And Thermodynamics previous year questions

Practice every matching question in batches of 20, with every available option.

1
2002 · Physics · Mechanics · Heat And Thermodynamics
AIEEE 2002
Which statement is incorrect?
A
all reversible cycles have same efficiency
B
reversible cycle has more efficiency than an irreversible one
C
Cannot cycle is a reversible one
D
Cannot cycle has the maximum efficiency in all cycles.
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2
2002 · Physics · Mechanics · Heat And Thermodynamics
AIEEE 2002
Even Carnot engine cannot give \(100\%\) efficiency because we cannot
A
prevent radiation
B
find ideal sources
C
reach absolute zero temperature
D
eliminate friction.
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3
2002 · Physics · Mechanics · Heat And Thermodynamics
AIEEE 2002
Two spheres of the same material have radii \(1\) \(m\) and \(4\) \(m\) and temperatures \(4000\) \(K\) and \(2000\) \(K\) respectively. The ratio of the energy radiated per second by the first sphere to that by the second is
A
\(1:1\)
B
\(16:1\)
C
\(4:1\)
D
\(1:9\)
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4
2002 · Physics · Mechanics · Heat And Thermodynamics
AIEEE 2002
1 mole of a gas with \(\gamma = 7/5\) is mixed with \(1\) mole of a gas with \(\gamma = 5/3,\) then the value of \(\gamma\) for the resulting mixture is
A
\(7/5\)
B
\(2/5\)
C
\(3/2\)
D
\(12/7\)
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5
2002 · Physics · Mechanics · Heat And Thermodynamics
AIEEE 2002
Cooking gas containers are kept in a lorry moving with uniform speed. The temperature of the gas molecules inside will
A
increase
B
decrease
C
remain same
D
decrease for some, while increase for others
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6
2002 · Physics · Mechanics · Heat And Thermodynamics
AIEEE 2002
Heat given to a body which raises its temperature by \({1^ \circ }C\) is
A
water equivalent
B
thermal capacity
C
specific heat
D
temperature gradient
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7
2002 · Physics · Mechanics · Heat And Thermodynamics
AIEEE 2002
At what temperature is the \(r.m.s\) velocity of a hydrogen molecule equal to that of an oxygen molecule at \({47^ \circ }C?\)
A
\(80K\)
B
\(-73\) \(K\)
C
\(3\) \(K\)
D
\(20\) \(K\)
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8
2002 · Physics · Mechanics · Heat And Thermodynamics
AIEEE 2002
If mass-energy equivalence is taken into account, when water is cooled to form ice, the mass of water should
A
increase
B
remain unchanged
C
decrease
D
first increase then decrease
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9
2002 · Physics · Mechanics · Heat And Thermodynamics
AIEEE 2002
Infrared radiation is detected by
A
spectrometer
B
pyrometer
C
nanometer
D
photometer
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10
2002 · Physics · Mechanics · Heat And Thermodynamics
AIEEE 2002
Which of the following is more close to a black body?
A
black board paint
B
green leaves
C
black holes
D
red roses
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11
2003 · Physics · Mechanics · Heat And Thermodynamics
AIEEE 2003
A carnot engine takes \(3 \times {10^6}\) cal. of heat from a reservoir at \({627^ \circ }C,\) and gives it to a sink at \({27^ \circ }C\). The work done by the engine is
A
\(4.2 \times {10^6}J\)
B
\(8.4 \times {10^6}J\)
C
\(16.8 \times {10^6}J\)
D
zero
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12
2003 · Physics · Mechanics · Heat And Thermodynamics
AIEEE 2003
''Heat cannot by itself flow from a body at lower temperature to a body at higher temperature'' is a statement or consequence of :
A
second law of thermodynamics
B
conservation of momentum
C
conservation of mass
D
first law of thermodynamics
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13
2003 · Physics · Mechanics · Heat And Thermodynamics
AIEEE 2003
During an adiabatic process, the pressure of a gas is found to be proportional to the cube of its absolute temperature. The ratio \({C_p}/{C_V}\) for the gas is
A
\({4 \over 3}\)
B
\(2\)
C
\({5 \over 3}\)
D
\({3 \over 2}\)
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14
2003 · Physics · Mechanics · Heat And Thermodynamics
AIEEE 2003
The earth radiates in the infra-red region of the spectrum. The spectrum is correctly given by
A
Rayleigh Jeans law
B
Planck's law of radiation
C
Stefan's law of radiation
D
Wien's law
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15
2003 · Physics · Mechanics · Heat And Thermodynamics
AIEEE 2003
Which of the following parameters does not characterize the thermodynamic state of mattter?
A
Temperature
B
Pressure
C
Work
D
Volume
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16
2004 · Physics · Mechanics · Heat And Thermodynamics
AIEEE 2004
One mole of ideal monatomic gas \(\left( {\gamma = 5/3} \right)\) is mixed with one mole of diatomic gas \(\left( {\gamma = 7/5} \right)\). What is \(\gamma\) for the mixture? \(\gamma\) Denotes the ratio of specific heat at constant pressure, to that at constant volume
A
\(35/23\)
B
\(23/15\)
C
\(3/2\)
D
\(4/3\)
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17
2004 · Physics · Mechanics · Heat And Thermodynamics
AIEEE 2004
Two thermally insulated vessels \(1\) and \(2\) are filled with air at temperatures \(\left( {{T_1},{T_2}} \right),\) volume \(\left( {{V_1},{V_2}} \right)\) and pressure \(\left( {{P_1},{P_2}} \right)\) respectively. If the value joining the two vessels is opened, the temperature inside the vessel at equilibrium will be
A
\({T_1}{T_2}\left( {{P_1}{V_1} + {P_2}{V_2}} \right)/\left( {{P_1}{V_1}{T_2} + {P_2}{V_2}{T_1}} \right)\)
B
\(\left( {{T_1} + {T_2}} \right)/2\)
C
\({{T_1} + {T_2}}\)
D
\({T_1}{T_2}\left( {{P_1}{V_1} + {P_2}{V_2}} \right)/\left( {{P_1}{V_1}{T_1} + {P_2}{V_2}{T_2}} \right)\)
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18
2004 · Physics · Mechanics · Heat And Thermodynamics
AIEEE 2004
If the temperature of the sun were to increase from \(T\) to \(2T\) and its radius from \(R\) to \(2R\), then the ratio of the radiant energy received on earth to what it was previously will be
A
\(32\)
B
\(16\)
C
\(4\)
D
\(64\)
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19
2004 · Physics · Mechanics · Heat And Thermodynamics
AIEEE 2004
Time taken by a \(836\) \(W\) heater to heat one litre of water from \(10{}^ \circ C\) to \(40{}^ \circ C\) is
A
\(150\) \(s\)
B
\(100\) \(s\)
C
\(50\) \(s\)
D
\(200\) \(s\)
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20
2004 · Physics · Mechanics · Heat And Thermodynamics
AIEEE 2004
Which of the following statements is correct for any thermodynamic system ?
A
The change in entropy can never be zero
B
Internal energy and entropy and state functions
C
The internal energy changes in all processes
D
The work done in an adiabatic process is always zero,
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