Allied & ICAR Exam Bank • ALLIED_2877 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 precision maize planter operates at forward speed $v = 1.5\text{ m/s}$ with row spacing $0.6\text{ m}$. If target within-row seed spacing is $0.2\text{ m}$, the metering disc must drop seeds at a frequency ($f = v / s$) in seeds per second of:

Answer Key:

7.5

Step-by-Step Solution & Explanation

$f = 1.5\text{ m/s} / 0.2\text{ m} = 7.5\text{ seeds/s}$.
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