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The difference in the two molar specific...

The difference in the two molar specific heat capacities of a gas is 2 calories. Calculate the mechaical equivalent of heat assuming that the molar volume of a gas a NTP is `0.0244m^(3)`. `(g=9.81ms^(-2)` and density of mercury `=13.6xx10^(3)kgm^(-3)`)

Text Solution

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The correct Answer is:
`4.16Jcal^(-1)`
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Knowledge Check

  • If the difference the two specific heats of triatomic gas is 500 J/ kg K. then the principal specific heat of a gas constant volume c_(v) in J/kg K. (gamma=4//3)

    A
    2000
    B
    1250
    C
    1000
    D
    1500

  • The molar specific heat at constant pressure of an ideal gas is (7//2 R) . The ratio of specific heat at constant pressure to that at constant volume is

    A
    `9//7`
    B
    `7//5`
    C
    `5//7`
    D
    `8//7`

  • The density of O_2 at NTP is 1.429g / litre. Calculatethe standard molar volume of gas-

    A
    22.4 lit.
    B
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