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in Farm Machinery by (38.9k points)
What is the rotating speed of an agitator in a power sprayer?

(a) 400-500 rev/min

(b) 900-1000 rev/min

(c) 600-700 rev/min

(d) 100-200 rev/min

The question was asked in an interview for internship.

My query is from Plant Protection Equipments topic in chapter Plant Protection Equipments of Farm Machinery

1 Answer

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Best answer
The correct option is (d) 100-200 rev/min

Easy explanation: Agitators are needed to agitate the liquid of the tank. Horizontal shaft may be used with flat blades rotating at about 100-200 rev/min. Paddle tip speeds in excess of 2.5 m/sec may cause foaming.

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