Q. According to IRC:15-2011, maximum free W/C ratio for OPC is ________________

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Q. According to IRC:15-2011, maximum free W/C ratio for PPC is _________

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Q. IS code for Specification for ordinary Portland cement, 33 grade?

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Q. IS code for Specification for coarse and fine aggregates from natural sources for concrete?

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Q. IS code for Specification for Portland slag cement?

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Q. IS Code of practice for plain and reinforced concrete is ________

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Q. IS 457:1957 is for ____________

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Q. IS 1489(Part 1):1991 is for ____________

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Q. IS 1489(Part 2):1991 is for ____________

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Q. IS 1727:1967 is for __________________

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Q. IS 650:1991 is for ____________

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Q. IS 1199:1959 is for ____________

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Q. Loss on Ignition (L.O.I.) is the loss in weight of cement after being heated to ____________

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Q. When sand is fully dry then it’s volume is _________

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Q. The mineral oil if present in mixing for concrete ______________

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Q. The loss in weight should not exceed ________ % when tested with Na₂SO₄ and ________ % with MgSO₄ solution.

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Q. In universal testing machine, for a circular section specimen, the gauge length is taken to be _____________
(where A is the area of cross section of the specimen)

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Q. During compression test of cast iron, the failure occurs i.e. the crack appears along the _________

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Q. The indenter used in Brinell hardness test is a ________________

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Q. In charpy test specimen, the angle of v-notch section is ___________

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