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High moisture causes what in molding sands?(a) Increase in permeability(b) Decrease in permeability(c) Increase in hardness(d) Increase in strengthThe question was posed to me during a job interview.The doubt is from Testing of Molding Sand topic in section Sand Preparation of Casting-Forming-Welding I |
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Answer» Correct ANSWER is (b) Decrease in permeability |
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