Power Systems
On what factors does the selection of a water turbine depend

 Working head.
  All of above.
 Nature of load.
 Speed.

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Power Systems
The advantage of hydro electric power station over thermal power station is

 hydro electric power station can supply the power throughout the year
 hydro electric station can be constructed at the place where the energy is required
 the operation cost of hydro electric power station is low
 the initial cost of hydro electric power station is low

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