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

11th Standard

    Reg.No. :
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Physics

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

    Part I

    5 x 1 = 5
  1. 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

  2. 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)

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

  3. Which of the following shows the correct relationship between the pressure and density of an ideal gas at constant temperature?

    (a)

    (b)

    (c)

    (d)

  4. If sP and sV denote the specific heats of nitrogen gas per unit mass at constant pressure and constant volume respectively, then

    (a)

    sP - sV = 28R

    (b)

    sP - sV = R/28

    (c)

    sP - sV = R/14

    (d)

    sP - sV = R

  5. For a given gas molecule at a fixed temperature, the area under the Maxwell-Boltzmann distribution curve is equal to

    (a)

    \(\frac{PV}{KT}\)

    (b)

    \(\frac{KT}{PV}\)

    (c)

    \(\frac{P}{NKT}\)

    (d)

    PV

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