GENERATION AND TRANSMISSION - Quiz

1) Which device heats the feed water on its way to boiler by deriving heat from the flue gases in thermal power plant?

Super heater Economiser Air preheater Condenser

2) Which part convert potential energy into kinetic energy in tidal power plant?

Sluices Embankments Turbines Barrage

3) Which is the disadvantage of AC electric power transmission?

Skin effect More voltage fluctuation Required transformer for voltage step up or step down More line loss

4) Which is the advantage of DC electric power transmission?

Required only two conductors No communication problem due to high voltage No need of transformer High voltage transmission

5) Which is the voltage range transmitted to load center in primary transmission?

11KV 33KV 66KV 132KV