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Two moles of an ideal gas are contained ...

Two moles of an ideal gas are contained in a vertical cylinder with a frictionless piston. The piston is slowly displaced so that expansionin gas is isothermal at temperature `T_(0)=400`K. find the amount of work done in increasing the volume to 3 times.t ake atmospheric pressure `=10^(5)N//m^(2)`

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800 R ln (3)
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One mole of an ideal gas is contained in a vertical cylinder under a massless piston moving without friction. The piston is slowly raised so that the gas expands isothermally at temperature T_0 = 300 K. Find the amount of work done increasing the volume to eta =2 times. The outside pressure is atmospheric.

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Knowledge Check

  • Two moles of an ideal gas is contained in a cylinder fitted with a frictionless movalbe piston, exposed to the atmosphere, at an initial temperature T_(0) . The gas is slowly heated so that its volume becomes fout times the initial value. The wor done by gas is

    A
    zero
    B
    `2 RT_(0)`
    C
    `4 RT_(0)`
    D
    `6 RT_(0)`

  • In an isothermal expansion the work done in increasing the volume of one mole of a gas by 10% at a temperature of 100 K is

    A
    `79 J`
    B
    Zero
    C
    `8.31J`
    D
    `-J79`

  • In an isothermal expansion the work done in increasing the volume of one mole of a gas by 10% at a temperature of 100 K is

    A
    `79 J`
    B
    Zero
    C
    `8.31J`
    D
    `-J79`

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