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The operating pressure of fan nozzle, which is undesirable is _____

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in Farm Machinery by (38.9k points)
The operating pressure of fan nozzle, which is undesirable is _____

(a) 1.2 kg/cm^2

(b) 1.5 kg/cm^2

(c) 9 kg/cm^2

(d) 5.9 kg/cm^2

This question was posed to me during an internship interview.

Question is from Plant Protection Equipments in division Plant Protection Equipments of Farm Machinery

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The correct choice is (b) 1.5 kg/cm^2

Easiest explanation: Nozzles on field sprayers have spray angles of 60° to 90° but high-pressure nozzles have smaller angles. Operating pressure below 1.5 kg/cm^2 is undesirable the nozzle does not work satisfactorily.

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