Allied & ICAR Exam Bank • ALLIED_2879 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 seed drill with width $W = 2.0\text{ m}$ is calibrated in the lab. The ground drive wheel has diameter $D = 0.8\text{ m}$ ($C = \pi D = 2.513\text{ m}$). In 100 wheel turns, the area covered ($A = W \times 100 C$) in $\text{m}^2$ (to nearest integer) is:

Answer Key:

503

Step-by-Step Solution & Explanation

$A = 2.0 \times 100 \times (3.1416 \times 0.8) = 2.0 \times 251.33 = 502.65 \approx 503\text{ m}^2$.
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