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In the design of centre crankshaft at TDC position, the driven belt is assumed to be in which direction?(a) Vertical(b) Angled(c) Horizontal(d) PerpendicularThe question was posed to me in class test.This intriguing question originated from IC Engine topic in chapter Design of IC Engine Components of Automotive Engine Design

Answer»

Right choice is (c) HORIZONTAL

Easiest explanation: A CRANKSHAFT is subjected to bending and torsional moments due to the following THREE forces. HENCE, In the design of centre crankshaft at the TDC position, the driven belt is assumed to be ina horizontal DIRECTION.



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