CYU 10-8.1 Select the correct statement(s) below about the ideal Brayton cycle.
I. The thermal efficiency of the Brayton cycle is a function of pressure ratio only.
II. In the Brayton cycle, there are two adiabatic and two isobaric processes.
III. As the pressure ratio increases, the thermal efficiency of the Brayton cycle decreases.
IV. The phrases compression ratio and pressure ratio are identical and can be used interchangeably.
(a) Only I
(b) Only II
(c) I and II
(d) II and IV
(e) I, II, and III