Heat and Thermodynamics PYQs - Last 10 Years
COMEDK / Physics / Mechanics / 61 recent questions
PhysicsMechanics2017-2026
Practice 61 COMEDK Physics questions from Heat and Thermodynamics. Use the year-wise and type-wise breakdown to prioritize recent PYQs, then continue into the question list below.
61
PYQs on Page
Physics / Mechanics
2020-2026
Year Range
Based on indexed question metadata
50
Last 5 Years
2022-2026
61
Last 10 Years
2017-2026
Recent Year Trend
2021
2022
2023
2024
2025
2026Latest year
202112 max PYQs/year2026
Question Types
61PYQs
MCQ100%
Difficulty Mix
#1 Unknown61
50 in last 5 years61 in last 10 years
Last 10 Years Heat and Thermodynamics Questions
Showing 11 of 61 filtered questions.
1Heat And Thermodynamics
Carnot cycle of an engine is given below
Total work done by the gas in one cycle is
Total work done by the gas in one cycle is
MCQ+1 / -02021
2Heat And Thermodynamics
The average energy associated with a monoatomic molecule is
MCQ+1 / -02021
3Heat And Thermodynamics
The collision of the molecules of an ideal gas is taken as
MCQ+1 / -02021
4Heat And Thermodynamics
Which of the following is not a green house gas?
MCQ+1 / -02021
5Heat And Thermodynamics
For an ideal gas, coefficient of volume expansion is given by
MCQ+1 / -02021
6Heat And Thermodynamics
In an adiabatic process with the ratio of two specific heat, \(\gamma=\frac{3}{2}\), pressure is increased by \(\frac{2}{3}\)%, then decrease in the volume will be
MCQ+1 / -02021
7Heat And Thermodynamics
A gaseous mixture consists of 16 g of helium and 16 g of oxygen. The ratio \(C_p/C_V\) of the mixture is
MCQ+1 / -02020
8Heat And Thermodynamics
Equal volumes of two gases, having their
densities in the ratio of 1 : 16 exert equal
pressures on the walls of two containers. The
ratio of their rms velocities \(\left(\frac{c_1}{c_2}\right)\)
densities in the ratio of 1 : 16 exert equal
pressures on the walls of two containers. The
ratio of their rms velocities \(\left(\frac{c_1}{c_2}\right)\)
MCQ+1 / -02020
9Heat And Thermodynamics
If sink is at a temperature of \(-39\Upsilon\)C and source at 0\(^\circ\)C, then efficiency will be
MCQ+1 / -02020
10Heat And Thermodynamics
In mm\(^3\) of a gas is compressed at 1 atmospheric pressure and temperature 27\(^\circ\)C to 627\(^\circ\)C. What is the final pressure under adiabatic condition?
(\(\gamma\) for the gas = 1.5)
(\(\gamma\) for the gas = 1.5)
MCQ+1 / -02020
11Heat And Thermodynamics
A compound slab is made of two parallel plates
of copper and brass of the same thickness and
having thermal conductivities in the ratio 4 : 1.
The free face of copper is at 0\(^\circ\)C. The
temperature of the interface is 20\(^\circ\)C. Wh...
of copper and brass of the same thickness and
having thermal conductivities in the ratio 4 : 1.
The free face of copper is at 0\(^\circ\)C. The
temperature of the interface is 20\(^\circ\)C. Wh...
MCQ+1 / -02020