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Find the force acting on the piston when the force acting on connecting rod is 40N and the angle of inclination is 20°?

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Find the force acting on the piston when the force acting on connecting rod is 40N and the angle of inclination is 20°?

(a) 35N

(b) 30KN

(c) 37.5N

(d) 40KN

This question was addressed to me in my homework.

Origin of the question is IC Engine in section Design of IC Engine Components of Automotive Engine Design

1 Answer

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Best answer
Right answer is (c) 37.5N

To elaborate: Force acting on piston is Pe=Pccos∅

                                                                       = 40×cos20

                                                                       = 37.5N

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