A. T
B. √T
C. T2
D. 1/√T
Related Mcqs:
- The root mean square speed of molecules of a gas is equal to (where, m = mass of the molecule K = Boltzmann‟s constant, T = absolute temperature) ?
A. √(2KT/m)
B. √(3KT/m)
C. √(6KT/m)
D. 3KT/m - The compressibility factor of a gas is given by (where, V1 = actual volume of the gas V2 = gas volume predicted by ideal gas law)____________________?
A. V1/V2
B. V2/V1
C. V1 – V2
D. V1.V2 - The forces causing the vaporisation of liquid are derived from the Kinetic energy of translation of its molecules. The heat of vaporisation_________________?
A. Increases with pressure rise
B. Decreases with increasing pressure
C. Becomes zero at the critical point
D. Both B. & C. - Unrestrained expansion of an ideal gas does not result in its cooling due to the reason that the gas molecules ____________________?
A. Do not lose energy on collision
B. Are above the inversion temperature
C. Do not exert attractive force on each other
D. Do work equal to loss in kinetic energy - The temperature at which a real gas obeys the ideal gas laws over a wide range of pressure is called the ____________ temperature?
A. Critical
B. Boyle
C. Inversion
D. Reduced - According to the kinetic theory, the thermal conductivity of a monatomic gas is proportional to___________________?
A. T
B. T0.5
C. T1.5
D. T2 - At a temperature of 0°K, the molecules of a gas have only _______________ energy?
A. Rotational
B. Vibrational
C. Translational
D. None of these - The kinetic energy of gas molecule is zero at_____________________?
A. 0°C
B. 273°C
C. 100°C
D. -273°C - The absolute entropy for all crystalline substances at absolute zero temperature is ____________________?
A. Zero
B. Negative
C. More than zero
D. Indeterminate - If the pressure of a gas is reduced to half & its absolute temperature is doubled, then the volume of the gas will_________________?
A. Be reduced to 1/4th
B. Increase four times
C. Increase two times
D. None of these
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