ThermodynamicsHard
Question
In the diagrams (i) to (iv) of variation of volume with changing pressure is shown. A gas is taken along the path ABCDA. The change in internal energy of the gas will be:-
Options
A.Positive in all cases (i) to (iv)
B.Positive in cases (i), (ii) and (iii) but zero in case (iv)
C.Negative in cases (i), (ii) and (iii) but zero in case (iv)
D.Zero in all the four cases
More Thermodynamics Questions
From the following statements concerning ideal gas at any given temperature T, select the correct one (s)...One mole of an ideal gas follows the process P = , P0 and V0 are constants when the volume of gas is changed from V0 to ...The work done in adiabatic expansion of a gas is W. The change in internal energy of the system will be :-...The correct value of 0oC on kelvin scale is :...If the heat of 110 J is added to a gaseous system, change in internal energy is 40 J, then the amount of external work d...