Building Materials A good building stone should not absorb water more than 20 % 5 % 15 % 10 % 20 % 5 % 15 % 10 % ANSWER DOWNLOAD EXAMIANS APP
Building Materials Lime concrete is generally used for Wall foundations Flooring at ground level Both (A) and (B) Neither (A) nor (B) Wall foundations Flooring at ground level Both (A) and (B) Neither (A) nor (B) ANSWER DOWNLOAD EXAMIANS APP
Building Materials Granite is not suitable for ordinary building purpose because it is costly it can not be polished it is not a fire proof material it has less crushing strength it is costly it can not be polished it is not a fire proof material it has less crushing strength ANSWER DOWNLOAD EXAMIANS APP
Building Materials The weight of a good quality brick when immersed in water for a period of 16 hours should not exceed the weight of dry brick None of these 10 % 20 % 15 % None of these 10 % 20 % 15 % ANSWER DOWNLOAD EXAMIANS APP
Building Materials The proportions of charcoal, saltpetre and sulphur in gun powder by weight, are respectively: 15, 75, 10 10, 75, 15 10, 15, 75 75, 10, 15 15, 75, 10 10, 75, 15 10, 15, 75 75, 10, 15 ANSWER DOWNLOAD EXAMIANS APP
Building Materials The normal curing period for lime mortar, is: 7 days 5 days 9 days 3 days 7 days 5 days 9 days 3 days ANSWER DOWNLOAD EXAMIANS APP
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