Why does a gas get heated on compression ?
Why does a gas get heated on compression ?
Because work done in compressing the gas increases the internal energy of the gas.
Similar Questions
In Column$-I $ a graph and in Column$-II$ processes are given. Match them appropriately :
Column$-I $
Column$-II $
$(a)$ figure $(a)$
$(i)$ Adiabatic process
$(b)$ figure $(b)$
$(ii)$ Isobaric process
$(ii)$ Isochoric process
In Column$-I $ a graph and in Column$-II$ processes are given. Match them appropriately :
| Column$-I $ | Column$-II $ |
| $(a)$ figure $(a)$ | $(i)$ Adiabatic process |
| $(b)$ figure $(b)$ | $(ii)$ Isobaric process |
| $(ii)$ Isochoric process |
One mole of an ideal gas at an initial temperature of $T\, K$ does $6 R$ joules of work adiabatically. If the ratio of specific heats of this gas at constant pressure and at constant volume is $5/3$, the final temperature of gas will be
One mole of an ideal gas at an initial temperature of $T\, K$ does $6 R$ joules of work adiabatically. If the ratio of specific heats of this gas at constant pressure and at constant volume is $5/3$, the final temperature of gas will be
- [AIPMT 2004]
The work of $146\,kJ$ is performed in order to compress one kilo mole of a gas adiabatically and in this process the temperature of the gas increases by $7\,^oC$ . The gas is $(R = 8.3\, J\, mol^{-1}\, K^{-1})$
The work of $146\,kJ$ is performed in order to compress one kilo mole of a gas adiabatically and in this process the temperature of the gas increases by $7\,^oC$ . The gas is $(R = 8.3\, J\, mol^{-1}\, K^{-1})$
At ${27^o}C$ a gas is suddenly compressed such that its pressure becomes $\frac{1}{8}th$ of original pressure. Temperature of the gas will be $(\gamma = 5/3)$
At ${27^o}C$ a gas is suddenly compressed such that its pressure becomes $\frac{1}{8}th$ of original pressure. Temperature of the gas will be $(\gamma = 5/3)$
During the adiabatic expansion of $2$ moles of a gas, the internal energy of the gas is found to decrease by $2$ joules, the work done during the process on the gas will be equal to ....... $J$
During the adiabatic expansion of $2$ moles of a gas, the internal energy of the gas is found to decrease by $2$ joules, the work done during the process on the gas will be equal to ....... $J$