+1 vote
in Farm Machinery by (38.9k points)
Most of the hydraulic sprayers are equipped with _______

(a) Positive displacement pump

(b) Reciprocating pump

(c) Centrifugal pump

(d) Rotary pump

This question was addressed to me during an online interview.

The origin of the question is Plant Protection Equipments in section Plant Protection Equipments of Farm Machinery

1 Answer

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by (243k points)
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Best answer
Correct option is (a) Positive displacement pump

To elaborate: Piston or plunger pump is a positive displacement pump and has got a spring-loaded by-pass valve to control the pressure. It is well suited for high pressure spraying and is used in hydraulic sprayers.

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