Building Materials – Page 5 – HI MCQ!

The constituent in lime which retard the slaking action and increase the rapidity of setting,?

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A first class brick should not absorb water more than…………….. of its own dry weight after 24 hours immersion in cold water?

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The most powerful explosive used in blasting is?

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For R.C.C. construction, the maximum size of coarse aggregate is limited to?

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The indentation marks left on bricks during the process of moulding, are known as?

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The bricks after burning in kilns require about …………. days?

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The soundness of cement is tested by?

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The specific surface (in cm/g) of a good Portland cement should not be less than?

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For one cubic metre of brick masonry, the number of bricks required are?

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The maximum water-cement ratio for durable concrete is?

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