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What is the thickness of the crankweb when the diameter of the crankpin is 50mm?

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What is the thickness of the crankweb when the diameter of the crankpin is 50mm?

(a) 12.5 to 77.5mm

(b) 22.5 to 37.5mm

(c) 28.7 to 48.5mm

(d) 31.9 to 34.0mm

This question was posed to me in an interview for job.

My query is from IC Engine topic in division Design of IC Engine Components of Automotive Engine Design

1 Answer

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The correct choice is (b) 22.5 to 37.5mm

Explanation: Thickness of the crank web is given by t=0.45dcto 0.75dc

t=0.45×50 to 0.75×50

                                                                                               =22.5 to 37.5mm.

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