3. For a Pelton turbine the pressure of the flow before the nozzle is 5 bar while the velocity of flow leaving the nozzle is 31m/s. If the speed of the turbine is 500 rpm and the wheel diameter is 1.5 m, the efficiency of the nozzle will be: a. 0.96 b. 0.97 c. 0.98 d. 0.99

3. For a Pelton turbine the pressure of the flow before the nozzle is 5 bar while the velocity of flow leaving the nozzle is 31m/s. If the speed of the turbine is 500 rpm and the wheel diameter is 1.5 m, the efficiency of the nozzle will be: a. 0.96 b. 0.97 c. 0.98 d. 0.99

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

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Question

3. For a Pelton turbine the pressure of the flow before the nozzle is 5 bar while
the velocity of flow leaving the nozzle is 31m/s. If the speed of the turbine is
500 rpm and the wheel diameter is 1.5 m, the efficiency of the nozzle will be:
а. 0.96
b. 0.97
с. 0.98
d. 0.99
e. None of the them.

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