a$)$ Fill the following table: ${?}^{10}$

b$)$ Determine the thermal efficiency of this cycle. $5$

c$)$ What is the efficiency of a Carnot cyde operating between the same temperature limits:

d$)$ If the isentropic efficiency of the turbine and the pump are both equal to $85\%$

i$.$ Determine the enthalpy at the exit of the turbine $($point $4$