The work ratio in a simple gas turbine plant in terms of pressure ratio rp is
1
\(1 - \frac {T_3}{T_1} (r_p)^\frac {\gamma - 1}{\gamma}\)
2
\(1 - \frac {T_1}{T_3} (r_p)^\frac {\gamma - 1}{\gamma}\)
3
\(1 - \frac {T_1}{T_3} (r_p)^\frac {\gamma}{\gamma - 1}\)
4
\(1 - \frac {T_1}{T_3} (r_p)^\frac 1 {\gamma}\)
5
Question Not Attempted