+1 vote
in Irrigation Engineering by (75.2k points)
Which of the following pumps is also used for testing or development of wells?

(a) Vertical turbine pump

(b) Submersible motor pump

(c) Jet pump

(d) Airlift pump

This question was addressed to me in semester exam.

My question is taken from Tube Well-2 in chapter Ground Water for Irrigation through Wells and Tubewells of Irrigation Engineering

1 Answer

0 votes
by (106k points)
The correct option is (d) Airlift pump

The best explanation: Airlift pumps are useful in removing objectionable gas, highly corrosive or abrasive water that damages parts of the pump submerged in the well. It is also used for testing or development of wells but is rarely used due to low efficiency.

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