02. Thermodynamics Process
Thermodynamics

148339 A gas undergoes a thermodynamic cycle as shown in pressure-volume diagram below. The heat transferred to the gas is $300 \mathrm{~J}$ and $140 \mathrm{~J}$ along path $1 \rightarrow 2$ and $2 \rightarrow 3$ respectively. The internal energy is changed by $-260 \mathrm{~J}$ along path $3 \rightarrow 1$. The work done by gas along path $1 \rightarrow 2 \rightarrow 3$ is

1 $-80 \mathrm{~J}$
2 $140 \mathrm{~J}$
3 $160 \mathrm{~J}$
4 $180 \mathrm{~J}$
Thermodynamics

148340 A gas system is taken through the thermodynamic cycle (abcda) as shown in the figure. The amount of heat change experienced by the gas during the process is

1 $40 \mathrm{~J}$ of heat is rejected
2 $40 \mathrm{~J}$ of heat is absorbed
3 $100 \mathrm{j}$ of heat is rejected
4 $100 \mathrm{~J}$ of heat is absorbed
Thermodynamics

148341 7 mole of certain monoatomic ideal gas undergoes a temperature increase of $40 \mathrm{~K}$ at constant pressure. The increase in the internal energy of the gas in this process is
(Given $\mathrm{R}=\mathbf{8 . 3} \mathrm{JK}^{-1} \mathrm{~mol}^{-1}$ )

1 $5810 \mathrm{~J}$
2 $3486 \mathrm{~J}$
3 $11620 \mathrm{~J}$
4 $6972 \mathrm{~J}$
Thermodynamics

148342 Carbon monoxide $\left(\gamma=\frac{7}{5}\right)$ is carried around a
closed cyclic process abc, in which 'bc' is an isothermal process as shown in figure. The gas absorbs $6000 \mathrm{~J}$ of heat as its temperature is increased from $200 \mathrm{~K}$ to $800 \mathrm{~K}$ in going from 'a' to ' $b$ '. The quantity of heat ejected by the gas during the process 'ca' is

1 $6000 \mathrm{~J}$
2 $2400 \mathrm{~J}$
3 $8400 \mathrm{~J}$
4 $4800 \mathrm{~J}$
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Thermodynamics

148339 A gas undergoes a thermodynamic cycle as shown in pressure-volume diagram below. The heat transferred to the gas is $300 \mathrm{~J}$ and $140 \mathrm{~J}$ along path $1 \rightarrow 2$ and $2 \rightarrow 3$ respectively. The internal energy is changed by $-260 \mathrm{~J}$ along path $3 \rightarrow 1$. The work done by gas along path $1 \rightarrow 2 \rightarrow 3$ is

1 $-80 \mathrm{~J}$
2 $140 \mathrm{~J}$
3 $160 \mathrm{~J}$
4 $180 \mathrm{~J}$
Thermodynamics

148340 A gas system is taken through the thermodynamic cycle (abcda) as shown in the figure. The amount of heat change experienced by the gas during the process is

1 $40 \mathrm{~J}$ of heat is rejected
2 $40 \mathrm{~J}$ of heat is absorbed
3 $100 \mathrm{j}$ of heat is rejected
4 $100 \mathrm{~J}$ of heat is absorbed
Thermodynamics

148341 7 mole of certain monoatomic ideal gas undergoes a temperature increase of $40 \mathrm{~K}$ at constant pressure. The increase in the internal energy of the gas in this process is
(Given $\mathrm{R}=\mathbf{8 . 3} \mathrm{JK}^{-1} \mathrm{~mol}^{-1}$ )

1 $5810 \mathrm{~J}$
2 $3486 \mathrm{~J}$
3 $11620 \mathrm{~J}$
4 $6972 \mathrm{~J}$
Thermodynamics

148342 Carbon monoxide $\left(\gamma=\frac{7}{5}\right)$ is carried around a
closed cyclic process abc, in which 'bc' is an isothermal process as shown in figure. The gas absorbs $6000 \mathrm{~J}$ of heat as its temperature is increased from $200 \mathrm{~K}$ to $800 \mathrm{~K}$ in going from 'a' to ' $b$ '. The quantity of heat ejected by the gas during the process 'ca' is

1 $6000 \mathrm{~J}$
2 $2400 \mathrm{~J}$
3 $8400 \mathrm{~J}$
4 $4800 \mathrm{~J}$
Thermodynamics

148339 A gas undergoes a thermodynamic cycle as shown in pressure-volume diagram below. The heat transferred to the gas is $300 \mathrm{~J}$ and $140 \mathrm{~J}$ along path $1 \rightarrow 2$ and $2 \rightarrow 3$ respectively. The internal energy is changed by $-260 \mathrm{~J}$ along path $3 \rightarrow 1$. The work done by gas along path $1 \rightarrow 2 \rightarrow 3$ is

1 $-80 \mathrm{~J}$
2 $140 \mathrm{~J}$
3 $160 \mathrm{~J}$
4 $180 \mathrm{~J}$
Thermodynamics

148340 A gas system is taken through the thermodynamic cycle (abcda) as shown in the figure. The amount of heat change experienced by the gas during the process is

1 $40 \mathrm{~J}$ of heat is rejected
2 $40 \mathrm{~J}$ of heat is absorbed
3 $100 \mathrm{j}$ of heat is rejected
4 $100 \mathrm{~J}$ of heat is absorbed
Thermodynamics

148341 7 mole of certain monoatomic ideal gas undergoes a temperature increase of $40 \mathrm{~K}$ at constant pressure. The increase in the internal energy of the gas in this process is
(Given $\mathrm{R}=\mathbf{8 . 3} \mathrm{JK}^{-1} \mathrm{~mol}^{-1}$ )

1 $5810 \mathrm{~J}$
2 $3486 \mathrm{~J}$
3 $11620 \mathrm{~J}$
4 $6972 \mathrm{~J}$
Thermodynamics

148342 Carbon monoxide $\left(\gamma=\frac{7}{5}\right)$ is carried around a
closed cyclic process abc, in which 'bc' is an isothermal process as shown in figure. The gas absorbs $6000 \mathrm{~J}$ of heat as its temperature is increased from $200 \mathrm{~K}$ to $800 \mathrm{~K}$ in going from 'a' to ' $b$ '. The quantity of heat ejected by the gas during the process 'ca' is

1 $6000 \mathrm{~J}$
2 $2400 \mathrm{~J}$
3 $8400 \mathrm{~J}$
4 $4800 \mathrm{~J}$
Thermodynamics

148339 A gas undergoes a thermodynamic cycle as shown in pressure-volume diagram below. The heat transferred to the gas is $300 \mathrm{~J}$ and $140 \mathrm{~J}$ along path $1 \rightarrow 2$ and $2 \rightarrow 3$ respectively. The internal energy is changed by $-260 \mathrm{~J}$ along path $3 \rightarrow 1$. The work done by gas along path $1 \rightarrow 2 \rightarrow 3$ is

1 $-80 \mathrm{~J}$
2 $140 \mathrm{~J}$
3 $160 \mathrm{~J}$
4 $180 \mathrm{~J}$
Thermodynamics

148340 A gas system is taken through the thermodynamic cycle (abcda) as shown in the figure. The amount of heat change experienced by the gas during the process is

1 $40 \mathrm{~J}$ of heat is rejected
2 $40 \mathrm{~J}$ of heat is absorbed
3 $100 \mathrm{j}$ of heat is rejected
4 $100 \mathrm{~J}$ of heat is absorbed
Thermodynamics

148341 7 mole of certain monoatomic ideal gas undergoes a temperature increase of $40 \mathrm{~K}$ at constant pressure. The increase in the internal energy of the gas in this process is
(Given $\mathrm{R}=\mathbf{8 . 3} \mathrm{JK}^{-1} \mathrm{~mol}^{-1}$ )

1 $5810 \mathrm{~J}$
2 $3486 \mathrm{~J}$
3 $11620 \mathrm{~J}$
4 $6972 \mathrm{~J}$
Thermodynamics

148342 Carbon monoxide $\left(\gamma=\frac{7}{5}\right)$ is carried around a
closed cyclic process abc, in which 'bc' is an isothermal process as shown in figure. The gas absorbs $6000 \mathrm{~J}$ of heat as its temperature is increased from $200 \mathrm{~K}$ to $800 \mathrm{~K}$ in going from 'a' to ' $b$ '. The quantity of heat ejected by the gas during the process 'ca' is

1 $6000 \mathrm{~J}$
2 $2400 \mathrm{~J}$
3 $8400 \mathrm{~J}$
4 $4800 \mathrm{~J}$