7) For high head and low discharge, the water turbine used is :

Pelton wheel

Kaplan turbine

Francis turbine

Propeller turbine

Answer is:

Pelton wheel

Pelton wheels

Francis turbines

Kaplan turbines

Propeller turbines

Answer is:

is most suited for low head and high discharge power plants

operates by initial complete conversion to kinetic energy

makes use of a draft tube

always operates submerged

Answer is:

type of dam, type of catchment area and discharge

type of dam, head and system efficiency

discharge, head and system efficiency

type of turbine, type of dam and type of catchment area

Answer is:

low operating cost

they can be started and loaded very quickly

they can be used as base load and peak load plants as well

all of the above

Answer is: