The external and internal diameters ofthe impeller of a centrifugal pump are 0.3m and 0.15 m respectively. The rotationalspeed of the pump is 1200 rpm andthe vanes make an angle of 28° withthe peripheral velocity direction at theoutlet. The velocity of the flow throughthe impeller is constant at 1.7 m/s.Assuming the manometric efficiency of82%, find the vane angle at the inlet (°).18:19 /

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Answered: ce an angle of 28° velocity direction

Engineering

Mechanical Engineering

ce an angle of 28° velocity direction

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

The external and internal diameters of
the impeller of a centrifugal pump are 0.3
m and 0.15 m respectively. The rotational
speed of the pump is 1200 rpm and
the vanes make an angle of 28° with
the peripheral velocity direction at the
outlet. The velocity of the flow through
the impeller is constant at 1.7 m/s.
Assuming the manometric efficiency of
82%, find the vane angle at the inlet (°).
18:19 /

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