Building Materials Gypsum consists of CO₂ and calcium H₂S and CO₂ CaSO4 and H₂O Lime and H₂O CO₂ and calcium H₂S and CO₂ CaSO4 and H₂O Lime and H₂O ANSWER DOWNLOAD EXAMIANS APP
Building Materials Asphalt is obtained from None of these Bitumen distillation Petroleum distillation Plastic distillation None of these Bitumen distillation Petroleum distillation Plastic distillation ANSWER DOWNLOAD EXAMIANS APP
Building Materials Assertion A : Paints with white lead base are not recommended for painting of iron works.Reason R : Paints with white lead base do not check rusting of iron.Select your answer according to the coding system given below: A is false but R is true Both A and R is true but R is not the correct explanation of A A is true but R is false Both A and R is true and, R is the correct explanation of A A is false but R is true Both A and R is true but R is not the correct explanation of A A is true but R is false Both A and R is true and, R is the correct explanation of A ANSWER DOWNLOAD EXAMIANS APP
Building Materials The proportions of charcoal, saltpetre and sulphur in gun powder by weight, are respectively: 10, 15, 75 10, 75, 15 15, 75, 10 75, 10, 15 10, 15, 75 10, 75, 15 15, 75, 10 75, 10, 15 ANSWER DOWNLOAD EXAMIANS APP
Building Materials As per IS specifications, the maximum final setting time for ordinary Portland cement should be 10 hours 6 hours 1 hour 30 minutes 10 hours 6 hours 1 hour 30 minutes ANSWER DOWNLOAD EXAMIANS APP
Building Materials A good brick earth should contain: Not more than 5% of lime About 20% to 30% of alumina About 50% to 60% of silica All listed here Not more than 5% of lime About 20% to 30% of alumina About 50% to 60% of silica All listed here ANSWER DOWNLOAD EXAMIANS APP
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