(a)[2]
State the first law of thermodynamics. Define any symbols that you use.
(b)
The condition of an ideal gas is altered continuously through the cycle ABCDA shown in Fig. 3.1.
(b(i))[4]
Complete Table 3.1 for the changes A to B and B to C by entering two ticks $(\checkmark)$ in each row.
(b(ii))[3]
Use the first law of thermodynamics to describe and explain the energy transfers linked to one full cycle ABCDA.