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What percentages of carbon are present in share of a mouldboard?

(a) 0.70%-0.80%

(b) 0.50%-0.60%

(c) 0.30%-0.40%

(d) 0.10%-0.20%

I have been asked this question by my school principal while I was bunking the class.

The origin of the question is Tillage in section Tillage, Disc Plough & Numericals of Farm Machinery

1 Answer

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Best answer
Correct choice is (a) 0.70%-0.80%

To explain I would say: The share is made of chilled cast iron or steel. The steel mainly consists about 0.70%-0.80% of carbon besides other minor elements.

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