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With an increase in the diameter of the piston, how does the molding force change?(a) Increases(b) Decreases(c) Does not change(d) Not relatedThe question was asked in an interview for internship.The doubt is from Molding Machines topic in portion Foundry Mechanizations of Casting-Forming-Welding I

Answer»

The correct CHOICE is (a) Increases

Explanation: The FORCE needed for molding is DIRECTLY related to the SQUARE of the diameter of the piston, that is, with an increase in the diameter of the piston, there will be an increase in the molding force.



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