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What is the angle made by the three openings at the bottom of the funnel?

a) 110°
b) 100°
c) 106°
d) 120°

Answer: d
Explanation: A seed funnel usually mad of mild steel sheet of about 0.70 mm thickness is fixed to the handle. At the bottom of the funnel there are three openings at 120° to each other leading to the seed tubes.

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