Kinetic Theory of Gases questions
760 published questions with worked solutions.
- The average K.E. of hydrogen molecules at 27°C is E. The average K.E. at 327°C is
- When the temperature of a gas is raised from 30°C to 90°C, the percentage increase in the R.M.S. velocity of the molecules will be
- The temperature at which the kinetic energy of a gas molecule is doubled to its value at 27°C is
- The molecular weights of hydrogen and helium are respectively 2 and 4. The temperature at which the helium molecules will have...
- The temperature at which the molecules of nitrogen will have the same R.M.S. velocity as the molecules of oxygen at 127°C is
- A container has a mixture of two gases, hydrogen and oxygen at room temperature. Which one of the following statements is true,...
- At what temperature will the mean kinetic energy of O_2 be the same for H_2 molecules at −73°C?
- 294 joule of heat energy is required to raise the temperature of 2 moles of an ideal gas from 30°C to 35°C at constant pressure....
- When an ideal monoatomic gas is heated at constant pressure, the fraction of the heat energy supplied which increases the...
- If R is universal gas constant, then the amount of heat needed to raise the temperature of 3 moles of a monoatomic gas from 273 K...
- If R is universal gas constant, then the amount of heat needed to raise the temperature of 2 moles of a monoatomic gas from 273 K...
- A gas at absolute temperature of 300 K has pressure of 4 10^ -10 N/m^2 . Boltzmann's constant k_B=1.38 10^ -23 J/K. The number of...
- By what percentage should the pressure of a given mass of a gas be increased so as to decrease its volume by 20% at a constant...
- Two containers are filled; each with a different gas. The two containers are at the same temperature. If the molecular weights of...
- The equation for an ideal gas is PV = RT, where V represents the volume of [CPMT 1973, MP PMT 1983, RPMT 1985, RPMT 1994]
- The equation of state for 5 g of oxygen at a pressure P and temperature T, when occupying a volume V, will be [R is the gas...
- Two balloons are filled; one with pure He gas and the other with air respectively. If the pressure and temperature of these...
- A cylinder consists of hydrogen. Another cylinder of same volume has helium of same mass. If pressure of hydrogen is 4 atm, then...
- Three containers of the same, volume contain three different gases. The masses of the molecules are m_1, m_2 and m_3 and the...
- At 0 ,^ C the density of a fixed mass of a gas divided by pressure is x. At 100 ,^ C , the ratio will be
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