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With a decrease in the length of the jolt stroke, how will the power of jointing be affected?(a) Increases(b) Decreases(c) No affect(d) Entities not relatedI had been asked this question by my school teacher while I was bunking the class.My question is based upon Molding Machines topic in chapter Foundry Mechanizations of Casting-Forming-Welding I

Answer»

Correct choice is (b) Decreases

The explanation: In a jolting machine, a cylinder and piston MECHANISM is present. The POWER of jolting is directly linked the length of the jolt STROKE, which MEANS, with a decrease in the length of jolt stroke, there WOULD be a decrease in the jointing power.



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