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What is the dry tensile strength of core sand mixture for general purpose?(a) 15 kg/cm^2(b) 16 kg/cm^2(c) 17 kg/cm^2(d) 18 kg/cm^2 |
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Answer» Correct choice is (c) 17 kg/cm^2 For explanation I would say: There are various properties of core sand mixture which widely depend on many factors. The dry tensile strength of core sand mixture for general purpose is 17 kg/cm^2. |
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