Advertisements
Advertisements
प्रश्न
A sample of an ideal gas is at equilibrium. Which of the following quantity is zero?
पर्याय
rms speed
average speed
average velocity
most probable speed
उत्तर
average velocity
APPEARS IN
संबंधित प्रश्न
Determine the pressure of nitrogen at 0°C if the density of nitrogen at N.T.P. is 1.25 kg/m3 and R.M.S. speed of the molecules at N.T.P. is 489 m/s.
If the internal energy of an ideal gas U and volume V are doubled then the pressure ____________.
The ratio γ = `"C"_"p"/"C"_"v"` for a gas mixture consisting of 8 g of helium and 16 g of oxygen is ____________.
A gas is at temperature 80°C and pressure 5 × 10−10 Nm−2. What is the number of molecules per m3 if Boltzmann’s constant is 1.38 × 10−23 J K−1
If 1020 oxygen molecules per second strike 4 cm2 of wall at an angle of 30° with the normal when moving at a speed of 2 × 103 ms−1, find the pressure exerted on the wall. (mass of one oxygen atom = 2.67 × 10−26 kg)
Estimate the total number of air molecules in a room of a capacity of 25 m3 at a temperature of 27°C.
A perfect gas of 'N' molecules, each of mass 'm', moving with velocities 'C1', 'C2', ...... .'CN' is enclosed in a cubical vessel of volume 'V'. The pressure exerted by the gas on the walls of the vessel is ______. ('p' = density of gas)
The average force applied on the walls of a closed container depends as 'Tx', where 'T' is the temperature of an ideal gas. The value of 'x' is ______.
Does an ideal gas exist in practice?
Temperature remaining constant, if you double the number of molecules in a box, the pressure will ______.
