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11th Standard English Medium Physics Subject Heat and Thermodynamics Creative 1 Mark Questions with Solution Part - II

11th Standard

    Reg.No. :
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Physics

Time : 00:30:00 Hrs
Total Marks : 5
    5 x 1 = 5
  1. Two vessels A and B contain the same ideal gas. The volume of B is twice that of A, the pressure in B is twice that in A and the temperature of B is twice that of A. The ratio of the number of gas molecules in A and B is _______________.

    (a)

    1:2

    (b)

    2:1

    (c)

    1:4

    (d)

    4:1

  2. According to Boyle's law, PV = C when the temperature of the gas remains constant. The value of C depends on ______________.

    (a)

    temperature of the gas

    (b)

    nature of the gas

    (c)

    quantity of the gas

    (d)

    both temperature and quantity of the gas

  3. The pressure of a gas contained in a closed vessel is increased by 0.4% when heated by 1°C. The initial temperature was ____________________.

    (a)

    250 K

    (b)

    250°C

    (c)

    25 K

    (d)

    25oC

  4. A temperature difference of 25°C is equivalent to a temperature difference of ______________.

    (a)

    25°F

    (b)

    45°F

    (c)

    67°F

    (d)

    77°F

  5. A temperature at which both the Fahrenheit and the centigrade scales have the same value is ___________

    (a)

    40°

    (b)

    -40°

    (c)

    20

    (d)

    - 20°

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