Building Materials Pig iron made from haematite ores free from sulphur, phosphorus and copper, is known as Grey or foundry pig Mottled pig Bessemer pig White or forge pig Grey or foundry pig Mottled pig Bessemer pig White or forge pig ANSWER DOWNLOAD EXAMIANS APP
Building Materials The most common admixture which is used to accelerate the initial set of concrete is Gypsum Calcium carbonate Calcium chloride None of these Gypsum Calcium carbonate Calcium chloride None of these ANSWER DOWNLOAD EXAMIANS APP
Building Materials The filler used in plastic bitumen, is Plastic powder Asbestos powder Talc powder Shale powder Plastic powder Asbestos powder Talc powder Shale powder ANSWER DOWNLOAD EXAMIANS APP
Building Materials Pick up the correct characteristic of Pyroxene from the following: It converts to chlorine by hydration It forms octagonal crystals All listed here It converts to chlorine by hydration It forms octagonal crystals All listed here ANSWER DOWNLOAD EXAMIANS APP
Building Materials Forge pig may be converted to wrought iron by Rolling Refining Shingling Pudding Rolling Refining Shingling Pudding ANSWER DOWNLOAD EXAMIANS APP
Building Materials The basic purpose of a retarder in concrete is To increase the initial setting time of cement paste in concrete To decrease the initial setting time of cement paste in concrete To improve the workability of concrete mix To render the concrete more water tight To increase the initial setting time of cement paste in concrete To decrease the initial setting time of cement paste in concrete To improve the workability of concrete mix To render the concrete more water tight ANSWER DOWNLOAD EXAMIANS APP
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