If ${V_H},\,\,{V_N}$ and ${V_O}$ denote the root-mean square velocities of molecules of hydrogen, nitrogen and oxygen respectively at a given temperature, then
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The equation of a certain gas can be written as: ${\left( {\frac{{{T^7}}}{{{P^2}}}} \right)^{1/5}} = $ constant. The specific heat at constant volume of this gas is in $\left( {in\frac{J}{{mol\,K}}} \right)$
For a gas, the difference between the two specific heats is $4150\, J\, kg^{-1}\, K^{-1}$ and the ratio of the two specific heats is $1.4$. What is the specific heat of the gas at constant volume in units of $J\, kg^{-1}\, K^{-1}$ ?
At the top of a mountain a thermometer reads $7°C$ and a barometer reads $70\, cm$ of $Hg.$ At the bottom of the mountain these read $27°C$ and $76 \,cm$ of $Hg$ respectively. Comparison of density of air at the top with that of bottom is
The average translational kinetic energy of ${O_2}$ (molar mass $32$) molecules at a particular temperature is $ 0.048\, eV.$ The translational kinetic energy of ${N_2}$ (molar mass $28$) molecules in $eV$ at the same temperature is
An ideal gas of Molar mass $M$ is contained in a vertical tube of height $H$, closed at both ends. The tube is accelerating vertically upwards with acceleration $g$ Then, the ratio of pressure at the bottom and the mid point of the tube will be