19 JEE Main 2019 Kinetic Theory of Gases previous-year questions with verified answers and step-by-step solutions.
These are the JEE Main 2019 previous-year questions from the Kinetic Theory of Gases chapter of Physics. Each links to a full solution with a verified answer key. To see the whole chapter across all years, visit the Kinetic Theory of Gases chapter hub.
For given gas at 1   a t m pressure, r m s   speed of the molecules is 200   m / s at 127 ° C . At…
The number density of molecules of a gas depends on their distance r from the origin as, n r = n 0 e - α r 4 . The…
When 100 ~g of a liquid A at 100ⁱrc C is added to 50 ~g of a liquid B at temperature 75ⁱrc C, the temperature of the mi…
A metal ball of mass 0.1 ~kg is heated upto 500ⁱrc C and dropped into a vessel of heat capacity 800 JK⁻¹ and containing…
An H C l molecule has rotational, translational and vibrational motions. If the rms velocity of H C l molecules in its…
An ideal gas occupies a volume of 2   m 3 at a pressure of 3 × 10 6   P a . The energy of the gas is:
Two moles of helium gas is mixed with three moles of hydrogen molecules (taken to be rigid). What is the molar specific…
A mixture of 2 moles of helium gas (atomic mass = 4u) , and 1 mole of argon gas (atomic mass = 40 u) is kept at 300 …
The specific heats, C p and C v of a gas of diatomic molecules, A , are given (in units of J   m o l - 1   K…
2   kg of a monoatomic gas is at a pressure of 4 × 10 4   N   m - 2 . The density of the gas is 8 &…
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