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A fluted seed drill has 8 furrow openers of single disc type. The furrow openers are spaced 25 cm apart and main drive wheel has diameter of 150 cm. How many turns of main drive wheel would occur for covering one hectare of area?

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A fluted seed drill has 8 furrow openers of single disc type. The furrow openers are spaced 25 cm apart and main drive wheel has diameter of 150 cm. How many turns of main drive wheel would occur for covering one hectare of area?

(a) 1051

(b) 1061

(c) 1071

(d) 1081

I have been asked this question in examination.

This interesting question is from Sowing Equipments topic in section Sowing Equipments of Farm Machinery

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Best answer
Right option is (b) 1061

The best explanation: Circumference of drive wheel = π*150 = 471.24 cm

W = 25*8 = 200 cm

Area covered per revolution = 200*471.24 = 94248 cm^2 = 9.4248 m^2

Number of turns per hectare = \(\frac{10000}{9.4248}\) = 1061.03.

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