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11th Standard English Medium Physics Subject Kinetic Theory of Gases Book Back 1 Mark Questions with Solution Part - II

11th Standard

    Reg.No. :
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Physics

Time : 00:30:00 Hrs
Total Marks : 5

    Part I

    5 x 1 = 5
  1. A sample of ideal gas is at equilibrium. Which of the following quantity is zero?

    (a)

    rms speed

    (b)

    average speed

    (c)

    average velocity

    (d)

    most probable speed

  2. Two identically sized rooms A and B are connected by an open door. If the room A is air conditioned such that its temperature is 4°C lesser than room B, which room has more air in it?

    (a)

    Room A

    (b)

    Room B

    (c)

    Both room has same air

    (d)

    Cannot be determined

  3. The average translational kinetic energy of gas molecules depends on

    (a)

    number of moles and T

    (b)

    only on T

    (c)

    P and T

    (d)

    P only

  4. If the internal energy of an ideal gas U and volume V are doubled then the pressure

    (a)

    doubles

    (b)

    remains same

    (c)

    halves

    (d)

    quadruples

  5. A container has one mole of monoatomic ideal gas. Each molecule has f degrees of freedom. What is the ratio of \(\gamma =\frac { { C }_{ p } }{ { C }_{ V } } \) 

    (a)

    f

    (b)

    \(\frac{f}{2}\)

    (c)

    \(\frac{f}{f+2}\)

    (d)

    \(\frac{f+2}{f}\)

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