Power Systems
An impulse turbine

 always operates submerged.
  operates by initial complete conversion to kinetic energy.
 makes use of a draft tube.
 is most suited for low head and high discharge power plants.

ANSWER DOWNLOAD EXAMIANS APP

Power Systems
A CANDU reactor uses

 only fertile materials.
  natural uranium as fuel and heavy water as moderator and coolant.
 enriched uranium as fuel and ordinary water as moderator and cooler.
 highly enriched uranium as fuel and water as moderator and coolant.

ANSWER DOWNLOAD EXAMIANS APP