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PHXI12:THERMODYNAMICS

371263 The work done by the gas in the cyclic process is
supporting img

1 \( - 75\,\pi \,kJ\)
2 \( - 50\,\pi \,kJ\)
3 \( - 40\,\pi \,kJ\)
4 \( - 20\,\pi \,kJ\)
PHXI12:THERMODYNAMICS

371264 An ideal gas after going through a series of four thermodynamic states in order, reaches the initial state against (cyclic process). The amounts of heat and work involved in these states are
\({Q_1} = 6000\;J,{Q_2} = - 5500\;J\)
\({Q_3} = - 3000\,J,{Q_2} = 3500\,J\)
\({W_1} = 2500\,J,{W_2} = - 1000\,J\)
\({W_3} = - 1200\,J,{W_4} = x\,J\)
The ratio of net work done by the gas to the total heat absorbed by the gas is \(\eta\). The value of \(x\) and \(\eta\) are nearly

1 \(500,7.5 \%\)
2 \(700,10.5 \%\)
3 \(1000,21 \%\)
4 \(1500,15 \%\)
PHXI12:THERMODYNAMICS

371265 The heat energy absorbed by a system in going through a cyclic process shown in figure is
supporting img

1 \(10^{3} \pi J\)
2 \(10^{2} \pi J\)
3 \(10^{4} \pi J\)
4 \(10^{7} \pi J\)
PHXI12:THERMODYNAMICS

371266 One mole of a diatomic ideal gas undergoes a cyclic process \(ABC\) as shown in figure. The process \(BC\) is adiabatic. The temperatures at \(A,B\) and \(C\) are \(400\;K,800\;K\) and \(600\;K\) respectively. Choose the correct statement:
supporting img

1 The change in internal energy in whole cyclic process in \(250R\).
2 The change in internal energy in the process \(CA\) is \(700R\).
3 The change in internal energy in the process \(AB\) is \(350R\).
4 The change in internal energy in the process \(BC\) is \(500R\).
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PHXI12:THERMODYNAMICS

371263 The work done by the gas in the cyclic process is
supporting img

1 \( - 75\,\pi \,kJ\)
2 \( - 50\,\pi \,kJ\)
3 \( - 40\,\pi \,kJ\)
4 \( - 20\,\pi \,kJ\)
PHXI12:THERMODYNAMICS

371264 An ideal gas after going through a series of four thermodynamic states in order, reaches the initial state against (cyclic process). The amounts of heat and work involved in these states are
\({Q_1} = 6000\;J,{Q_2} = - 5500\;J\)
\({Q_3} = - 3000\,J,{Q_2} = 3500\,J\)
\({W_1} = 2500\,J,{W_2} = - 1000\,J\)
\({W_3} = - 1200\,J,{W_4} = x\,J\)
The ratio of net work done by the gas to the total heat absorbed by the gas is \(\eta\). The value of \(x\) and \(\eta\) are nearly

1 \(500,7.5 \%\)
2 \(700,10.5 \%\)
3 \(1000,21 \%\)
4 \(1500,15 \%\)
PHXI12:THERMODYNAMICS

371265 The heat energy absorbed by a system in going through a cyclic process shown in figure is
supporting img

1 \(10^{3} \pi J\)
2 \(10^{2} \pi J\)
3 \(10^{4} \pi J\)
4 \(10^{7} \pi J\)
PHXI12:THERMODYNAMICS

371266 One mole of a diatomic ideal gas undergoes a cyclic process \(ABC\) as shown in figure. The process \(BC\) is adiabatic. The temperatures at \(A,B\) and \(C\) are \(400\;K,800\;K\) and \(600\;K\) respectively. Choose the correct statement:
supporting img

1 The change in internal energy in whole cyclic process in \(250R\).
2 The change in internal energy in the process \(CA\) is \(700R\).
3 The change in internal energy in the process \(AB\) is \(350R\).
4 The change in internal energy in the process \(BC\) is \(500R\).
PHXI12:THERMODYNAMICS

371263 The work done by the gas in the cyclic process is
supporting img

1 \( - 75\,\pi \,kJ\)
2 \( - 50\,\pi \,kJ\)
3 \( - 40\,\pi \,kJ\)
4 \( - 20\,\pi \,kJ\)
PHXI12:THERMODYNAMICS

371264 An ideal gas after going through a series of four thermodynamic states in order, reaches the initial state against (cyclic process). The amounts of heat and work involved in these states are
\({Q_1} = 6000\;J,{Q_2} = - 5500\;J\)
\({Q_3} = - 3000\,J,{Q_2} = 3500\,J\)
\({W_1} = 2500\,J,{W_2} = - 1000\,J\)
\({W_3} = - 1200\,J,{W_4} = x\,J\)
The ratio of net work done by the gas to the total heat absorbed by the gas is \(\eta\). The value of \(x\) and \(\eta\) are nearly

1 \(500,7.5 \%\)
2 \(700,10.5 \%\)
3 \(1000,21 \%\)
4 \(1500,15 \%\)
PHXI12:THERMODYNAMICS

371265 The heat energy absorbed by a system in going through a cyclic process shown in figure is
supporting img

1 \(10^{3} \pi J\)
2 \(10^{2} \pi J\)
3 \(10^{4} \pi J\)
4 \(10^{7} \pi J\)
PHXI12:THERMODYNAMICS

371266 One mole of a diatomic ideal gas undergoes a cyclic process \(ABC\) as shown in figure. The process \(BC\) is adiabatic. The temperatures at \(A,B\) and \(C\) are \(400\;K,800\;K\) and \(600\;K\) respectively. Choose the correct statement:
supporting img

1 The change in internal energy in whole cyclic process in \(250R\).
2 The change in internal energy in the process \(CA\) is \(700R\).
3 The change in internal energy in the process \(AB\) is \(350R\).
4 The change in internal energy in the process \(BC\) is \(500R\).
PHXI12:THERMODYNAMICS

371263 The work done by the gas in the cyclic process is
supporting img

1 \( - 75\,\pi \,kJ\)
2 \( - 50\,\pi \,kJ\)
3 \( - 40\,\pi \,kJ\)
4 \( - 20\,\pi \,kJ\)
PHXI12:THERMODYNAMICS

371264 An ideal gas after going through a series of four thermodynamic states in order, reaches the initial state against (cyclic process). The amounts of heat and work involved in these states are
\({Q_1} = 6000\;J,{Q_2} = - 5500\;J\)
\({Q_3} = - 3000\,J,{Q_2} = 3500\,J\)
\({W_1} = 2500\,J,{W_2} = - 1000\,J\)
\({W_3} = - 1200\,J,{W_4} = x\,J\)
The ratio of net work done by the gas to the total heat absorbed by the gas is \(\eta\). The value of \(x\) and \(\eta\) are nearly

1 \(500,7.5 \%\)
2 \(700,10.5 \%\)
3 \(1000,21 \%\)
4 \(1500,15 \%\)
PHXI12:THERMODYNAMICS

371265 The heat energy absorbed by a system in going through a cyclic process shown in figure is
supporting img

1 \(10^{3} \pi J\)
2 \(10^{2} \pi J\)
3 \(10^{4} \pi J\)
4 \(10^{7} \pi J\)
PHXI12:THERMODYNAMICS

371266 One mole of a diatomic ideal gas undergoes a cyclic process \(ABC\) as shown in figure. The process \(BC\) is adiabatic. The temperatures at \(A,B\) and \(C\) are \(400\;K,800\;K\) and \(600\;K\) respectively. Choose the correct statement:
supporting img

1 The change in internal energy in whole cyclic process in \(250R\).
2 The change in internal energy in the process \(CA\) is \(700R\).
3 The change in internal energy in the process \(AB\) is \(350R\).
4 The change in internal energy in the process \(BC\) is \(500R\).