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Kinetic Theory of Gases Test - 36
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Kinetic Theory of Gases Test - 36

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  • Question 1/10
    4 / -1
    The temperature of which the r.m.s. speed of hydrogen molecules is equal to escape velocity on earth surface, will be
    Solutions

  • Question 2/10
    4 / -1
    Inside a cylinder having insulating walls and closed at ends is a movable piston, which divides the cylinder into two compartments. On one side of the piston is a mass m of a gas and on the other side a mass 2 m of the same gas. What fraction of volume of the cylinder will be occupied by the larger mass of the gas when the piston is in equilibrium? Consider that the movable piston is conducting so that the temperature is the same throughout
    Solutions

  • Question 3/10
    4 / -1
    The diameter of oxygen molecule is 2.94 × 10–10 m. The van der Waal\'s gas constant ‘b’ in m3/mol will be
    Solutions

  • Question 4/10
    4 / -1
    A vessel contains 14g (7 moles) of hydrogen and 96 g (9 moles) of oxygen at S.T.P. Chemical reaction is induced by passing electric spark in the vessel till one of the gases is consumed. The temperature is brought back to it\'s starting value 273 K. The pressure in the vessel is

    Solutions

  • Question 5/10
    4 / -1
    A gas mixture consists of 2 moles of oxygen and 4 moles of argon at temperature T. Neglecting all vibrational modes, the total internal energy of the system is
    Solutions

  • Question 6/10
    4 / -1
    A jar contains a gas and few drops of water at T K. The pressure in the jar is 830 mm of mercury. The temperature of jar is reduced by 1%. The saturated vapour pressure of water at the two temperatures are 30 mm and 25 mm of mercury. Then, the new pressure in the jar will be
    Solutions

  • Question 7/10
    4 / -1
    The expansion of an ideal gas of mass m at a constant pressure P is given by the straight line D. Then, the expansion of the same ideal gas of mass 2m at a pressure P/2 is given by the straight line

    Solutions

  • Question 8/10
    4 / -1

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  • Question 9/10
    4 / -1
    The graph which represents the variation of mean kinetic energy of molecules with temperature toC is
    Solutions

  • Question 10/10
    4 / -1
    The adjoining figure shows graph of pressure and volume of a gas at two temperatures T1 and T2. Which of the following inference is correct?

    Solutions

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