GATE AG 2007 • Q34 MCQ • 1 Mark

Section 2: Farm Machinery

Farm Machinery

Subtopic: Functional requirements, principles of working, construction and operation of manual, animal, tractor and renewable energy operated equipment for tillage, sowing, planting, fertilizer application, inter-cultivation, spraying, mowing, chaff cutting, harvesting and threshing

Question Statement:

A 6 bladed forage blower operates at 540 rpm. For a feed rate of 6.5×10⁴ kg h⁻¹, the mass of corn silage carried on each impeller blade is

Options:

  • (A) 0.334 kg
  • (B) 2.006 kg
  • (C) 12.037 kg
  • (D) 20.060 kg

Official Answer Key:

A

Step-by-Step Solution & Explanation

Revolutions per hour = 540×60 = 32,400 rev/h. Blade-passes per hour = 32,400×6 = 194,400. Mass carried per blade = total feed / blade-passes = 65,000/194,400 = 0.334 kg.

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