PYQ Vault

Pressure and temperature of a gas at constant volume

This type of question, asked 3 times: 9 May 2023 S1, 20 Apr 2025 S1, 22 Apr 2025 S2. All 3 questions below, oldest first.

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  1. Question 1

    9 May 2023 S1

    34
    A gas is contained in a closed vessel. The initial temperature of the gas is 100∘C100^\circ\text{C}. If the pressure of the gas is increased by 4%, the increase in the temperature of the gas is

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  2. Question 2

    20 Apr 2025 S1

    21
    A tyre of a vehicle is filled with air having pressure 270 kPa at 27∘C27^{\circ}C. The air pressure in the tire when the temperature increases to 37∘C37^{\circ}C is

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  3. Question 3

    22 Apr 2025 S2

    38
    When the pressure of the gas contained in a closed vessel is increased by 2.5%2.5\%, the temperature of the gas increases by 4 K . The initial temperature of the gas is

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