Construction Materials

201) The commoy used cement in making cement paints is

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white cement

202) Distemper is used on

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plastered surface not exposed to weather

203) The Solvent used in cement paints is

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water

204) The best primer used for structural steel work is

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red lead

205) The frog of the brick in a brick masonry is generally kept on

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top face

206) Glazing is used to make earthenware

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impervious

207) The main ingredients of Portland cement are

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lime and silica

208) Gypsum consists of

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CaS04 and H20

209) With increase in moisture content, the bulking of sand

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first increases to a certain maximum value and then decreases

210) The basic purpose of a retarder in concrete is

Discuss in Comment

to increase the initial setting time of cement paste in concrete

Subject Notes

Objective Box

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