DFCCIL_CE _Quiz 11

An impulse turbine has

In centrifugal pumps

I. Efficiency is high.

II. Needs smaller floor area and installation cost is less.

III. Cannot be used for lifting higher viscous liquids.

Correct code is:

Two geometrically similar pumps are running at the same speed of 150 rpm and lifting water against the heads of 36.0 m and 49.0 m respectively. First pump is having an impeller diameter of 240 mm. The impeller diameter of second pump shall be

Which of the following is the tangential flow turbine

The product of mechanical efficiency and hydraulic efficiency is known as?