Allied & ICAR Exam Bank • ALLIED_0168 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-row cup-chain potato planter has cups spaced $12\text{ cm}$ along the chain. The chain speed is $0.6\text{ m/s}$ while tractor forward speed is $3.6\text{ km/h}$. Tuber spacing in row in cm is:

Answer Key:

20

Step-by-Step Solution & Explanation

Tractor speed $= 1.0\text{ m/s} = 100\text{ cm/s}$. Cups per second $= 0.6 / 0.12 = 5\text{ cups/s}$. Spacing $= 100 / 5 = 20.0\text{ cm}$.
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