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An ideal gas (gamma = 1.5) is expanded a...

An ideal gas `(gamma = 1.5)` is expanded adiabatically. How many times has the gas to be expanded to reduce the roo-mean-square velocity of molecules becomes half ?

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The correct Answer is:
16 times
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Knowledge Check

  • A ideal gas (gamma=1.5) is expanded adiabatically. How many times has the gas to be expanded to reduce the root mean square velocity of molecules 2.0 times

    A
    4 times
    B
    16 times
    C
    8 times
    D
    2 times

  • An ideal gas (lmanda=1.5) is expanded adiabatically. How many times has the gas to be expanded to reduce the root mean square velocity of molecules 2.0 times

    A
    4 times
    B
    16 times
    C
    8 times
    D
    2 times

  • An ideal gas (gamma = 1.5) is expanded adiabatically. How many times its initial volume should be expanded to reduce the root-mean-square velocity of molecules by a factor of 2?

    A
    4 times
    B
    16 times
    C
    8 times
    D
    2 times

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