Which of the following gases has maximum rms speed at a given temperature?
1. | hydrogen | 2. | nitrogen |
3. | oxygen | 4. | carbon dioxide |
The mean square speed of the molecules of a gas at absolute temperature \(T\) is proportional to:
1. \(1 \over T\)
2. \( \sqrt{T} \)
3. \(T\)
4. \(T^2\)
1. | \(v_a>v_{rms}\) |
2. | \(v_a<v_{rms}\) |
3. | \(v_a=v_{rms}\) |
4. | \(v_{rms}\) is undefined |
1. | mass of the gas |
2. | kinetic energy of the gas |
3. | number of moles of the gas |
4. | number of molecules in the gas |
(a) | with a greater average speed |
(b) | with a smaller average speed |
(c) | with greater average kinetic energy |
(d) | with smaller average kinetic energy |
Choose the correct option from the options given below:
1. | (a) and (b) only |
2. | (b) only |
3. | (c) and (d) only |
4. | (a) and (d) only |
Which of the following quantities is zero on average for the molecules of an ideal gas in equilibrium?
(a) | kinetic energy | (b) | momentum |
(c) | density | (d) | speed |
Choose the correct option from the given ones:
1. (a) and (b) only
2. (b) only
3. (c) and (d) only
4. (a) and (d) only
Keeping the number of moles, volume and temperature the same, which of the following are the same for all ideal gases ?
(a) rms speed of a molecule
(b) density
(c) pressure
(d) average magnitude of momentum.
Chooose the correct option
1. (a), (b)
2. (b) , (c)
3. (c) only
4. (a) (d)