Allied & ICAR Exam Bank • ALLIED_0221 NAT • 2 Marks

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 2.5-meter tractor-mounted reaper operates at $4.0\text{ km/h}$. Field efficiency is $80\%$. The time required to harvest $2\text{ hectares}$ in hours is:

Answer Key:

2.5

Step-by-Step Solution & Explanation

$TFC = (2.5 \times 4.0)/10 = 1.0\text{ ha/h}$. $EFC = 1.0 \times 0.80 = 0.80\text{ ha/h}$. Time $= 2.0 / 0.80 = 2.5\text{ h}$.
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