Question $2$

The following data are given for a certain rocket unit:

Determine $($a$)$ the effective velocity; $($b$)$ total kinetic energy per second $($c$)$ calorific value of

propellant $($d$)$ the propulsive efficiency $($e$)$ the overall efficiency $($f$)$ the specific impulse $($g$)$

the specific propellant consumption