JEE MainPhysicsHeat and ThermodynamicsMCQ+4 / −1
In a dilute gas at pressure P and temperature T, the mean time between successive collisions of a molecule varies with T as :
- A
- BT
- C
- D
More from Heat and Thermodynamics
- A litre of dry air at STP expands adiabatically to a volume of 3 litres. If = 1.40, the work done by air is : (31.4 = 4.6555) [Take air to be an ideal gas]2020 · MCQ
- Two moles of an ideal gas with are mixed with 3 moles of another ideal gas with . The value of for the mixture is :2020 · MCQ
- A non-isotropic solid metal cube has coefficients of linear expansion as : 5 10-5/oC along the x-axis and 5 10-6/oC along the y and the z-axis. If the coefficient of volume expansion of the solid is C 10-6/oC…2020 · Numerical
- M grams of steam at 100oC is mixed with 200 g of ice at its melting point in a thermally insulated container. If it produced liquid water at 40oC [heat of vaporization of water is 540 cal/g and heat of fusion of ice is 80 cal/g] the value…2020 · Numerical
- Under an adiabatic process, the volume of an ideal gas gets doubled. Consequently the mean collision time between the gas molecule changes from to . If for this gas then a good…2020 · MCQ
- A thermodynamic cycle xyzx is shown on a V-T diagram. The P-V diagram that best describes this cycle is : (Diagrams are schematic and not to scale) Includes diagram2020 · MCQ
- The plot that depicts the behavior of the mean free time t (time between two successive collisions) for the molecules of an ideal gas, as a function of temperature (T), qualitatively, is: (Graphs are schematic and not drawn to scale)2020 · MCQ
- Consider a mixture of n moles of helium gas and 2n moles of oxygen gas (molecules taken to be rigid) as an ideal gas. Its CP/CV value will be :2020 · MCQ