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Which of the following method of lifting water is very suitable when the depth of well is from 12 to 20 meters?

Which of the following method of lifting water is very suitable when the depth of well is from 12 to 20 meters? Correct Answer Persian wheel

Denkli is generally provided on the unlined wells which are supposed to irrigate only small fields. Churus is suitable for lined wells and can be conveniently used deep wells up to a maximum depth of 30 m. Persian wheel (also known as Rahat in some parts of India) is suitable when the depth of well is 12-30 m. The windmill is not very reliable.

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