Question $4.[$MEEN$1$A$,$ CLO $1\mathrm{.}1][3$ marks$]$

Answer the following $($a$)$ provide the range of mass flow rate of superheated steam provided by typical subcritical steam generators $($boilers$)[1$ mark$]?($b$)$ Name two fixed factors affecting boiler efficiency $[0\mathrm{.}5$ marks each$].($c$)$ Name two reasons creating heat losses in a boiler plant $[0\mathrm{.}5$ marks each$].$

Answer:

Answer all parts please