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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.

80Papers
8Years
449Questions
1Topics

Heat And Thermodynamics question pattern

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Questions by year

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

Difficulty distribution

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Not classified 449 100%

Question type distribution

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

Multiple Choices 449 100%

Subject weightage

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Physics
449 Qs

Most asked topics

Top topics across the included previous year papers.

Mechanics
449 Qs

Subtopic coverage

Top subtopics inside this exact selection.

Heat And Thermodynamics
449 Qs

Paper coverage

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

MHT CET 2026 11th April Evening Shift
6 Qs
MHT CET 2026 11th April Morning Shift
6 Qs
MHT CET 2026 13th April Evening Shift
6 Qs
MHT CET 2026 15th April Evening Shift
6 Qs
MHT CET 2026 15th April Morning Shift
6 Qs
MHT CET 2026 16th April Evening Shift
6 Qs
MHT CET 2026 16th April Morning Shift
6 Qs
MHT CET 2026 17th April Evening Shift
6 Qs
MHT CET 2026 17th April Morning Shift
6 Qs
MHT CET 2026 18th April Evening Shift
6 Qs
MHT CET 2026 18th April Morning Shift
6 Qs
MHT CET 2026 19th April Evening Shift
6 Qs
MHT CET 2026 19th April Morning Shift
6 Qs
MHT CET 2026 20th April Evening Shift
6 Qs
MHT CET 2026 13th April Morning Shift
5 Qs
MHT CET 2026 20th April Morning Shift
5 Qs
MHT CET 2025 25TH APRIL MORNING SHIFT
7 Qs
MHT CET (PCB) 2025 9th April Evening Shift
6 Qs
MHT CET (PCB) 2025 9th April Morning Shift
6 Qs
MHT CET 2025 19TH APRIL EVENING SHIFT
6 Qs
MHT CET 2025 19TH APRIL MORNING SHIFT
6 Qs
MHT CET 2025 20TH APRIL MORNING SHIFT
6 Qs
MHT CET 2025 21ST APRIL EVENING SHIFT
6 Qs
MHT CET 2025 21ST APRIL MORNING SHIFT
6 Qs
MHT CET 2025 22ND APRIL EVENING SHIFT
6 Qs
MHT CET 2025 22ND APRIL MORNING SHIFT
6 Qs
MHT CET 2025 23RD APRIL MORNING SHIFT
6 Qs
MHT CET 2025 25TH APRIL EVENING SHIFT
6 Qs
MHT CET 2025 26TH APRIL EVENING SHIFT
6 Qs
MHT CET 2025 26TH APRIL MORNING SHIFT
6 Qs
MHT CET 2025 5TH MAY EVENING SHIFT
6 Qs
MHT CET 2025 20TH APRIL EVENING SHIFT
5 Qs
MHT CET 2025 23RD APRIL EVENING SHIFT
5 Qs
MHT CET (PCB) 2024 22th April Evening Shift
6 Qs
MHT CET (PCB) 2024 22th April Morning Shift
6 Qs
MHT CET 2024 10TH MAY EVENING SHIFT
6 Qs
MHT CET 2024 11TH MAY EVENING SHIFT
6 Qs
MHT CET 2024 11TH MAY MORNING SHIFT
6 Qs
MHT CET 2024 15TH MAY MORNING SHIFT
6 Qs
MHT CET 2024 16TH MAY EVENING SHIFT
6 Qs
MHT CET 2024 16TH MAY MORNING SHIFT
6 Qs
MHT CET 2024 2ND MAY EVENING SHIFT
6 Qs
MHT CET 2024 2ND MAY MORNING SHIFT
6 Qs
MHT CET 2024 3RD MAY EVENING SHIFT
6 Qs
MHT CET 2024 3RD MAY MORNING SHIFT
6 Qs
MHT CET 2024 4TH MAY EVENING SHIFT
6 Qs
MHT CET 2024 4TH MAY MORNING SHIFT
6 Qs
MHT CET 2024 9TH MAY MORNING SHIFT
6 Qs
MHT CET 2024 10TH MAY MORNING SHIFT
5 Qs
MHT CET 2024 15TH MAY EVENING SHIFT
5 Qs
MHT CET 2024 9TH MAY EVENING SHIFT
5 Qs
MHT CET 2023 10TH MAY EVENING SHIFT
6 Qs
MHT CET 2023 10TH MAY MORNING SHIFT
6 Qs
MHT CET 2023 11TH MAY EVENING SHIFT
6 Qs
MHT CET 2023 11TH MAY MORNING SHIFT
6 Qs
MHT CET 2023 12TH MAY EVENING SHIFT
6 Qs
MHT CET 2023 12TH MAY MORNING SHIFT
6 Qs
MHT CET 2023 13TH MAY EVENING SHIFT
6 Qs
MHT CET 2023 13TH MAY MORNING SHIFT
6 Qs
MHT CET 2023 14TH MAY EVENING SHIFT
6 Qs
MHT CET 2023 14TH MAY MORNING SHIFT
6 Qs
MHT CET 2023 9TH MAY EVENING SHIFT
6 Qs
MHT CET 2023 9TH MAY MORNING SHIFT
6 Qs
MHT CET 2022 11TH AUGUST EVENING SHIFT
6 Qs
MHT CET 2021 21TH SEPTEMBER MORNING SHIFT
7 Qs
MHT CET 2021 22TH SEPTEMBER MORNING SHIFT
7 Qs
MHT CET 2021 20TH SEPTEMBER EVENING SHIFT
6 Qs
MHT CET 2021 22TH SEPTEMBER EVENING SHIFT
6 Qs
MHT CET 2021 23th September Morning Shift
6 Qs
MHT CET 2021 24TH SEPTEMBER EVENING SHIFT
6 Qs
MHT CET 2021 24TH SEPTEMBER MORNING SHIFT
6 Qs
MHT CET 2021 20TH SEPTEMBER MORNING SHIFT
5 Qs
MHT CET 2021 21TH SEPTEMBER EVENING SHIFT
5 Qs
MHT CET 2021 23RD SEPTEMBER EVENING SHIFT
5 Qs
MHT CET 2020 16TH OCTOBER EVENING SHIFT
2 Qs
MHT CET 2020 16TH OCTOBER MORNING SHIFT
2 Qs
MHT CET 2020 19TH OCTOBER EVENING SHIFT
1 Qs
MHT CET 2019 2ND MAY MORNING SHIFT
3 Qs
MHT CET 2019 2ND MAY EVENING SHIFT
2 Qs
MHT CET 2019 3RD MAY MORNING SHIFT
2 Qs

Included previous year papers

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

PaperYear / sessionQuestions in this viewOpen
MHT CET 2026 11th April Evening Shift20266View paper
MHT CET 2026 11th April Morning Shift20266View paper
MHT CET 2026 13th April Evening Shift20266View paper
MHT CET 2026 13th April Morning Shift20265View paper
MHT CET 2026 15th April Evening Shift20266View paper
MHT CET 2026 15th April Morning Shift20266View paper
MHT CET 2026 16th April Evening Shift20266View paper
MHT CET 2026 16th April Morning Shift20266View paper
MHT CET 2026 17th April Evening Shift20266View paper
MHT CET 2026 17th April Morning Shift20266View paper
MHT CET 2026 18th April Evening Shift20266View paper
MHT CET 2026 18th April Morning Shift20266View paper
MHT CET 2026 19th April Evening Shift20266View paper
MHT CET 2026 19th April Morning Shift20266View paper
MHT CET 2026 20th April Evening Shift20266View paper
MHT CET 2026 20th April Morning Shift20265View paper
MHT CET (PCB) 2025 9th April Evening Shift20256View paper
MHT CET (PCB) 2025 9th April Morning Shift20256View paper
MHT CET 2025 19TH APRIL EVENING SHIFT20256View paper
MHT CET 2025 19TH APRIL MORNING SHIFT20256View paper
MHT CET 2025 20TH APRIL EVENING SHIFT20255View paper
MHT CET 2025 20TH APRIL MORNING SHIFT20256View paper
MHT CET 2025 21ST APRIL EVENING SHIFT20256View paper
MHT CET 2025 21ST APRIL MORNING SHIFT20256View paper
MHT CET 2025 22ND APRIL EVENING SHIFT20256View paper
MHT CET 2025 22ND APRIL MORNING SHIFT20256View paper
MHT CET 2025 23RD APRIL EVENING SHIFT20255View paper
MHT CET 2025 23RD APRIL MORNING SHIFT20256View paper
MHT CET 2025 25TH APRIL EVENING SHIFT20256View paper
MHT CET 2025 25TH APRIL MORNING SHIFT20257View paper
MHT CET 2025 26TH APRIL EVENING SHIFT20256View paper
MHT CET 2025 26TH APRIL MORNING SHIFT20256View paper
MHT CET 2025 5TH MAY EVENING SHIFT20256View paper
MHT CET (PCB) 2024 22th April Evening Shift20246View paper
MHT CET (PCB) 2024 22th April Morning Shift20246View paper
MHT CET 2024 10TH MAY EVENING SHIFT20246View paper
MHT CET 2024 10TH MAY MORNING SHIFT20245View paper
MHT CET 2024 11TH MAY EVENING SHIFT20246View paper
MHT CET 2024 11TH MAY MORNING SHIFT20246View paper
MHT CET 2024 15TH MAY EVENING SHIFT20245View paper
MHT CET 2024 15TH MAY MORNING SHIFT20246View paper
MHT CET 2024 16TH MAY EVENING SHIFT20246View paper
MHT CET 2024 16TH MAY MORNING SHIFT20246View paper
MHT CET 2024 2ND MAY EVENING SHIFT20246View paper
MHT CET 2024 2ND MAY MORNING SHIFT20246View paper
MHT CET 2024 3RD MAY EVENING SHIFT20246View paper
MHT CET 2024 3RD MAY MORNING SHIFT20246View paper
MHT CET 2024 4TH MAY EVENING SHIFT20246View paper
MHT CET 2024 4TH MAY MORNING SHIFT20246View paper
MHT CET 2024 9TH MAY EVENING SHIFT20245View paper
MHT CET 2024 9TH MAY MORNING SHIFT20246View paper
MHT CET 2023 10TH MAY EVENING SHIFT20236View paper
MHT CET 2023 10TH MAY MORNING SHIFT20236View paper
MHT CET 2023 11TH MAY EVENING SHIFT20236View paper
MHT CET 2023 11TH MAY MORNING SHIFT20236View paper
MHT CET 2023 12TH MAY EVENING SHIFT20236View paper
MHT CET 2023 12TH MAY MORNING SHIFT20236View paper
MHT CET 2023 13TH MAY EVENING SHIFT20236View paper
MHT CET 2023 13TH MAY MORNING SHIFT20236View paper
MHT CET 2023 14TH MAY EVENING SHIFT20236View paper
MHT CET 2023 14TH MAY MORNING SHIFT20236View paper
MHT CET 2023 9TH MAY EVENING SHIFT20236View paper
MHT CET 2023 9TH MAY MORNING SHIFT20236View paper
MHT CET 2022 11TH AUGUST EVENING SHIFT20226View paper
MHT CET 2021 20TH SEPTEMBER EVENING SHIFT20216View paper
MHT CET 2021 20TH SEPTEMBER MORNING SHIFT20215View paper
MHT CET 2021 21TH SEPTEMBER EVENING SHIFT20215View paper
MHT CET 2021 21TH SEPTEMBER MORNING SHIFT20217View paper
MHT CET 2021 22TH SEPTEMBER EVENING SHIFT20216View paper
MHT CET 2021 22TH SEPTEMBER MORNING SHIFT20217View paper
MHT CET 2021 23RD SEPTEMBER EVENING SHIFT20215View paper
MHT CET 2021 23th September Morning Shift20216View paper
MHT CET 2021 24TH SEPTEMBER EVENING SHIFT20216View paper
MHT CET 2021 24TH SEPTEMBER MORNING SHIFT20216View paper
MHT CET 2020 16TH OCTOBER EVENING SHIFT20202View paper
MHT CET 2020 16TH OCTOBER MORNING SHIFT20202View paper
MHT CET 2020 19TH OCTOBER EVENING SHIFT20201View paper
MHT CET 2019 2ND MAY EVENING SHIFT20192View paper
MHT CET 2019 2ND MAY MORNING SHIFT20193View paper
MHT CET 2019 3RD MAY MORNING SHIFT20192View paper

All Heat And Thermodynamics previous year questions

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

1
2019 · Physics · Mechanics · Heat And Thermodynamics
MHT CET 2019 2ND MAY EVENING SHIFT

The maximum wavelength of radiation emitted by a star is 289.8 nm . Then intensity of radiation for the star is (Given : Stefan's constant $=5.67 \times 10^{-8} \mathrm{Wm}^{-2} \mathrm{~K}^{-4}$, Wien's constant, $b=2898 \mu \mathrm{mK}$ )

A
$5.67 \times 10^{-12} \mathrm{Wm}^{-2}$
B
$10.67 \times 10^{14} \mathrm{Wm}^{-2}$
C
$5.67 \times 10^8 \mathrm{Wm}^{-2}$
D
$10.67 \times 10^7 \mathrm{Wm}^{-2}$
Open complete paper
2
2019 · Physics · Mechanics · Heat And Thermodynamics
MHT CET 2019 2ND MAY EVENING SHIFT

The equation of state for 2 g of oxygen at a pressure ' $P$ ' and temperature ' $T$, when occupying a volume ' $V$ ' will be

A
$p V=16 R T$
B
$p V=R T$
C
$p V=\frac{1}{16} R T$
D
$p V=2 R T$
Open complete paper
3
2019 · Physics · Mechanics · Heat And Thermodynamics
MHT CET 2019 2ND MAY MORNING SHIFT

If $\alpha$ is the coefficient of performance of a refrigerator and ' $Q$ ' is heat released to the hot reservoir, then the heat extracted from the cold reservoir ' $Q_2$ ' is

A
$\frac{\alpha Q_1}{\alpha-1}$
B
$\frac{\alpha-1}{\alpha} Q_1$
C
$\frac{\alpha Q_1}{1+\alpha}$
D
$\frac{1+\alpha}{\alpha} Q_1$
Open complete paper
4
2019 · Physics · Mechanics · Heat And Thermodynamics
MHT CET 2019 2ND MAY MORNING SHIFT

If ' $C_P$ ' and ' $C_V$ ' are molar specific heats of an ideal gas at constant pressure and volume respectively. If ' $\lambda$ ' is the ratio of two specific heats and ' $R$ ' is universal gas constant then ' $C_p$ ' is equal to

A
$\frac{R \gamma}{\gamma-1}$
B
$\gamma R$
C
$\frac{1+\gamma}{1-\gamma}$
D
$\frac{R}{\gamma-1}$
Open complete paper
5
2019 · Physics · Mechanics · Heat And Thermodynamics
MHT CET 2019 2ND MAY MORNING SHIFT

A clock pendulum having coefficient of linear expansion. $\alpha=9 \times 10^{-7} /{ }^{\circ} \mathrm{C}^{-1}$ has a period of 0.5 s at $20^{\circ} \mathrm{C}$. If the clock is used in a climate, where the temperature is $30^{\circ} \mathrm{C}$, how much time does the clock lose in each oscillation? ( $g=$ constant)

A
$25 \times 10^{-7} \mathrm{~s}$
B
$5 \times 10^{-7} \mathrm{~s}$
C
$1.125 \times 10^{-6} \mathrm{~s}$
D
$2.25 \times 10^{-6} \mathrm{~s}$
Open complete paper
6
2019 · Physics · Mechanics · Heat And Thermodynamics
MHT CET 2019 3RD MAY MORNING SHIFT

The rms speed of oxygen molecule in a gas is $u$, If the temperature is doubled and the molecules dissociates into two atoms, the rms speed will be

A
4u
B
u
C
2u
D
u$\sqrt2$
Open complete paper
7
2019 · Physics · Mechanics · Heat And Thermodynamics
MHT CET 2019 3RD MAY MORNING SHIFT

The SI unit and dimensions of Stefan's constant $\sigma$ in case of Stefan's law of radiation is

A
$\frac{\mathrm{J}}{\mathrm{m}^3 \mathrm{~s}^4}$, $\left[M^1 L^0 T^{-3} K^{-4}\right]$
B
$\frac{\mathrm{J}}{\mathrm{m}^2 \mathrm{~s}^4 \mathrm{~K}}$, $\left[M^1 L^0 T^{-3} K^3\right]$
C
$\frac{\mathrm{J}}{\mathrm{m}^3 \mathrm{~s} \mathrm{~K}^4},\left[\mathrm{M}^{1} \mathrm{L}^0 \mathrm{~T}^{-3} \mathrm{~K}^4\right]$
D
$\frac{\mathrm{J}}{\mathrm{m}^2 \mathrm{~s} \mathrm{~K}^4},\left[\mathrm{M}^1 \mathrm{~L}^0 \mathrm{~T}^{-3} \mathrm{~K}^{-4}\right]$
Open complete paper
8
2020 · Physics · Mechanics · Heat And Thermodynamics
MHT CET 2020 16TH OCTOBER EVENING SHIFT

A diatomic gas undergoes adiabatic change. Its pressure \(p\) and temperature \(T\) are related as \(p \propto T^x\), where \(x\) is

A
3.0
B
1.5
C
2.5
D
3.5
Open complete paper
9
2020 · Physics · Mechanics · Heat And Thermodynamics
MHT CET 2020 16TH OCTOBER EVENING SHIFT

Two spherical black bodies of radius \(r_1\) and \(r_2\) with surface temperature \(T_1\) and \(T_2\) respectively, radiate same power, then \(r_1: r_2\) is

A
\(\left(\frac{T_2}{T_1}\right)^4\)
B
\(\left(\frac{T_2}{T_1}\right)^2\)
C
\(\left(\frac{T_1}{T_2}\right)^2\)
D
\(\left(\frac{T_1}{T_2}\right)^4\)
Open complete paper
10
2020 · Physics · Mechanics · Heat And Thermodynamics
MHT CET 2020 16TH OCTOBER MORNING SHIFT

For a gas, \(\frac{R}{C_V}=0.4\), where \(R\) is universal gas constant and \(C_V\) is the molar specific heat at constant volume. The gas is made up of molecules, which are

A
polyatomic
B
rigid diatomic
C
monoatomic
D
non-rigid diatomic
Open complete paper
11
2020 · Physics · Mechanics · Heat And Thermodynamics
MHT CET 2020 16TH OCTOBER MORNING SHIFT

A monoatomic gas of pressure \(p\) having volume \(V\) expands isothermally to a volume \(2V\) and then adiabatically to a volume \(16 \mathrm{~V}\). The final pressure of the gas is (ratio of specific heats \(=\frac{5}{3}\)

A
\(\frac{p}{8}\)
B
\(\frac{p}{16}\)
C
\(\frac{p}{64}\)
D
\(\frac{p}{32}\)
Open complete paper
12
2020 · Physics · Mechanics · Heat And Thermodynamics
MHT CET 2020 19TH OCTOBER EVENING SHIFT

The root mean square velocity of molecules of a gas is $200 \mathrm{~m} / \mathrm{s}$. What will be the root mean square velocity of the molecules, if the molecular weight is doubled and the absolute temperature is halved?

A
$50 \mathrm{~m} / \mathrm{s}$
B
$200 \mathrm{~m} / \mathrm{s}$
C
$100 \mathrm{~m} / \mathrm{s}$
D
$\frac{100}{\sqrt{2}} \mathrm{~m} / \mathrm{s}$
Open complete paper
13
2021 · Physics · Mechanics · Heat And Thermodynamics
MHT CET 2021 20TH SEPTEMBER EVENING SHIFT

A perfect gas of volume 10 litre n compressed isothermally to a volume of 1 litre. The rms speed of the molecules will

A
decrease 5 times
B
remain unchanged
C
increase 5 times
D
increase 10 times
Open complete paper
14
2021 · Physics · Mechanics · Heat And Thermodynamics
MHT CET 2021 20TH SEPTEMBER EVENING SHIFT

The relation obeyed by a perfect gas during an adiabatic process is \(\mathrm{PV}^{3 / 2}\). The initial temperature of the gas is '\(\mathrm{T}\)'. When the gas is compressed to half of its Initial volume, the final temperature of the gas is

A
\(2 \sqrt{2} \mathrm{~T}\)
B
\(4 \mathrm{~T}\)
C
\(\sqrt{2} \mathrm{~T}\)
D
\(2 \mathrm{~T}\)
Open complete paper
15
2021 · Physics · Mechanics · Heat And Thermodynamics
MHT CET 2021 20TH SEPTEMBER EVENING SHIFT

Two stars 'P' and 'Q' emit yellow and blue light respectively. The relation between their temperatures \(\left(\mathrm{T}_{\mathrm{P}}\right.\) and \(\left.\mathrm{T}_{\mathrm{Q}}\right)\) is

A
\(\mathrm{T_P=T_Q}\)
B
\(\mathrm{T}_{\mathrm{P}}=\frac{\mathrm{T}_{\mathrm{Q}}}{2}\)
C
\(\mathrm{T}_{\mathrm{P}}>\mathrm{T}_{\mathrm{Q}}\)
D
\(\mathrm{T}_{\mathrm{P}}<\mathrm{T}_{\mathrm{Q}}\)
Open complete paper
16
2021 · Physics · Mechanics · Heat And Thermodynamics
MHT CET 2021 20TH SEPTEMBER EVENING SHIFT

A black rectangular surface of area '\(\mathrm{A}\)' emits energy '\(\mathrm{E}\)' per second at \(27^{\circ} \mathrm{C}\). If length and breadth is reduced to \((1 / 3)^{\text {rd }}\) of its initial value and temperature is raised to \(327^{\circ} \mathrm{C}\) then energy emitted per second becomes

A
\(\frac{20 \mathrm{E}}{9}\)
B
\(\frac{8 \mathrm{E}}{9}\)
C
\(\frac{16 \mathrm{E}}{9}\)
D
\(\frac{4 \mathrm{E}}{9}\)
Open complete paper
17
2021 · Physics · Mechanics · Heat And Thermodynamics
MHT CET 2021 20TH SEPTEMBER EVENING SHIFT

A conducting rod of length \(1 \mathrm{~m}\) has area of cross-section \(10^{-3} \mathrm{~m}^2\). One end is immersed in baiting water \(\left(100^{\circ} \mathrm{C}\right)\) and the other end in Ice \(\left(0^{\circ} \mathrm{C}\right)\). If coefficient of thermal conductivity of \(\mathrm{rod}\) is \(96 \mathrm{~cal} / \mathrm{sm}^{\circ} \mathrm{C}\) and latent heat for ice is \(8 \times 10^{-4} \mathrm{cal} / \mathrm{kg}\) then the amount of ice which will melt in one minute is

A
\(5.4 \times 10^{-3} \mathrm{~kg}\)
B
\(7.2 \times 10^{-3} \mathrm{~kg}\)
C
\(1.8 \times 10^{-3} \mathrm{~kg}\)
D
\(3.6 \times 0^{-3} \mathrm{~kg}\)
Open complete paper
18
2021 · Physics · Mechanics · Heat And Thermodynamics
MHT CET 2021 20TH SEPTEMBER EVENING SHIFT

A monoatomic gas is suddenly compressed to (1/8)th of its initial volume adiabatically. The ratio of the final pressure to initial pressure of the gas is (\(\gamma=5/3\))

A
32
B
8
C
\(\frac{40}{3}\)
D
\(\frac{24}{5}\)
Open complete paper
19
2021 · Physics · Mechanics · Heat And Thermodynamics
MHT CET 2021 20TH SEPTEMBER MORNING SHIFT

A perfectly black body emits a radiation at temperature 'T\(_1\)' K. If it is to radiate at 16 times this power, its temperature 'T\(_2\)' K should be

A
8T\(_1\)
B
4T\(_1\)
C
2T\(_1\)
D
16T\(_1\)
Open complete paper
20
2021 · Physics · Mechanics · Heat And Thermodynamics
MHT CET 2021 20TH SEPTEMBER MORNING SHIFT

On an imaginary linear scale of temperature (called 'W' scale) the freezing and boiling points of water are 39\(^\circ\) W and 239\(^\circ\) W respectively. The temperature on the new scale corresponding to 39\(^\circ\)C temperature on Celsius scale will be

A
139\(^\circ\) W
B
78\(^\circ\) W
C
117\(^\circ\) W
D
200\(^\circ\) W
Open complete paper

Showing 20 of 449 questions