I need the answer as soon as possible Q1. A centrifugal pump impeller has 0.4m inlet diameter and 0.7 m externaldiameter. The pump run at 980 rpm, and the entry of the pump is radial.The velocity of flow through the impeller is constant at 3.9 m/s. Theimpeller vanes are set back at angle of 46° to the outer rim as shown infigure 1. Calculate:a. The vane angle at inlet of pump.b. The velocity direction of water at outlet.c. The work done by the water per kg of water.46°CoV2CaUFigure 1: Velocity triangle at impeller outlet and inlet

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Answered: irough the impeller is con pack at…

Engineering

Mechanical Engineering

irough the impeller is con pack at angle of 46° to the et of pump.

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

I need the answer as soon as possible

Q1. A centrifugal pump impeller has 0.4m inlet diameter and 0.7 m external
diameter. The pump run at 980 rpm, and the entry of the pump is radial.
The velocity of flow through the impeller is constant at 3.9 m/s. The
impeller vanes are set back at angle of 46° to the outer rim as shown in
figure 1. Calculate:
a. The vane angle at inlet of pump.
b. The velocity direction of water at outlet.
c. The work done by the water per kg of water.
46°
Co
V2
Ca
U
Figure 1: Velocity triangle at impeller outlet and inlet

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