Building Materials The proportions of charcoal, saltpetre and sulphur in gun powder by weight, are respectively: 75, 10, 15 10, 75, 15 10, 15, 75 15, 75, 10 75, 10, 15 10, 75, 15 10, 15, 75 15, 75, 10 ANSWER DOWNLOAD EXAMIANS APP
Building Materials Assertion A : Pure lime takes a long time to develop adequate strength.Reason R : Pure lime has slow hardening characteristics.Select your answer according to the coding system given below: A is true but R is false Both A and R is true and R is correct explanation of A A is false but R is true Both A and R is true and R is not a correct explanation of A A is true but R is false Both A and R is true and R is correct explanation of A A is false but R is true Both A and R is true and R is not a correct explanation of A ANSWER DOWNLOAD EXAMIANS APP
Building Materials The commonly used color pigment in paints, is Ambers Iron oxide All listed here Carbon black Ambers Iron oxide All listed here Carbon black ANSWER DOWNLOAD EXAMIANS APP
Building Materials Laterite is a/an Siliceous rock Calcareous rock Volcanic rock Argillaceous rock Siliceous rock Calcareous rock Volcanic rock Argillaceous rock ANSWER DOWNLOAD EXAMIANS APP
Building Materials Knots in timber are Defects caused by crushing fibres Splits radiating from the centre Signs of branches cut off Speckled strains Defects caused by crushing fibres Splits radiating from the centre Signs of branches cut off Speckled strains ANSWER DOWNLOAD EXAMIANS APP
Building Materials The initial setting time for ordinary Portland cement as per IS specifications should not be less than 60 minutes 30 minutes 600 minutes 10 minutes 60 minutes 30 minutes 600 minutes 10 minutes ANSWER DOWNLOAD EXAMIANS APP
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