Thermal Power Plant - Thermal or Steam Power plant Objective Questions and Answers

11. Francis,kaplan and propeller turbines fall under the category of.......

   A.Impulse turbine

   B.Reaction turbine

   C.Impulse reaction combined

   D.Axial flow

12. In reaction turbine,function of the draft tube is........

   A.To increase the flow rate

   B.To reduce water hammer effect

   C.To convert kinetic energy of water to potential energyby a gradual expansion in divergen part

   D.None of the above

13. Pelton turbine is suitable for high head and........

   A.High discharge

   B.Low discharge

   C.High and low discharge

   D.None of the above

14. Francis turbine is usually used for........

   A.High head

   B.Low head

   C.Mediam head

   D.All of the above

15. Pelton wheel turbine is used for minimum of the following heads........

   A.20 m

   B.40 m

   C.120 m

   D.180 m and above

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