1. A centrifugal pump has external and internal diameters of 300 mm and 150 mm respectively. The vane angles of inlct and outlet are 25 and 30° and the pump runs at 1450 r.p.m, If the velocity of flow through the pump is constant, find the work done per kN of water. (Ans. 20-2 kJ)
1. A centrifugal pump has external and internal diameters of 300 mm and 150 mm respectively. The vane angles of inlct and outlet are 25 and 30° and the pump runs at 1450 r.p.m, If the velocity of flow through the pump is constant, find the work done per kN of water. (Ans. 20-2 kJ)
Refrigeration and Air Conditioning Technology (MindTap Course List)
8th Edition
ISBN:9781305578296
Author:John Tomczyk, Eugene Silberstein, Bill Whitman, Bill Johnson
Publisher:John Tomczyk, Eugene Silberstein, Bill Whitman, Bill Johnson
Chapter40: Typical Operating Conditions
Section: Chapter Questions
Problem 10RQ: The seasonal energy efficiency ratio (SEER) includes the energy used in the _____and _____cycles.
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