The main components of a thermal/steam power plant are: Pump, boiler, steam turbine, condenser and generator. Answer the following questions: A) What is the working substance in the power plant cycle? (4) B) Out of the power plant components listed above, which one converts mechanical energy into electrical energy? (4) C) Which component of the ones listed above handles only liquid water (no steam)? (4) D) Out of the two components: boiler and condenser, which one operates at higher temperature and pressure? (4)