Building Materials The initial setting time of lime-pozzolana, is 120 minutes 30 minutes 60 minutes 90 minutes 120 minutes 30 minutes 60 minutes 90 minutes ANSWER DOWNLOAD EXAMIANS APP
Building Materials Depending on the chemical composition and mechanical properties, iron may be classified as Cast iron Steel Wrought iron All of these Cast iron Steel Wrought iron All of these ANSWER DOWNLOAD EXAMIANS APP
Building Materials The coefficient of hardness of stones used in road work should be greater than 15 12 10 17 15 12 10 17 ANSWER DOWNLOAD EXAMIANS APP
Building Materials Pig iron is manufactured from the ores by All of these Calcination and roasting Dressing Smelting All of these Calcination and roasting Dressing Smelting ANSWER DOWNLOAD EXAMIANS APP
Building Materials For high grade instruments the steel preferred to, is Cast steel Bessemer steel Whitworth compressed steel Mild steel Cast steel Bessemer steel Whitworth compressed steel Mild steel ANSWER DOWNLOAD EXAMIANS APP
Building Materials A good quality stone absorbs water less than 5 % 10 % 25 % 15 % 5 % 10 % 25 % 15 % ANSWER DOWNLOAD EXAMIANS APP
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