185) Willian's law states that the steam consumption per hour provided with a throttled governor is proportional to (where I.P. = Indicated power)

186) A condenser where circulating water flows through tubes which are surrounded by steam, in known as

187) Combustuion of fuel takes place __________ the engine cylinder of a steam engine.

188) The forced circulation of water does not take place in

189) A device used to heat feed water by utilising the heat in me exhaust flue gases before leaving through the chimny, is known as