Building Materials The most commonly used retarder in cement is Calcium chloride Calcium carbonate None of these Gypsum Calcium chloride Calcium carbonate None of these Gypsum ANSWER DOWNLOAD EXAMIANS APP
Building Materials The cast iron when heated to red heat with powdered red haematite in an oven for increasing its toughness, is converted to White cast iron Grey cast iron Toughed cast iron Mottled cast iron White cast iron Grey cast iron Toughed cast iron Mottled cast iron ANSWER DOWNLOAD EXAMIANS APP
Building Materials The rocks which are formed due to cooling of magma at a relatively shallow depth from the earth's surface are called Hypabyssal rocks Plutonic rocks Volcanic rocks Igneous rocks Hypabyssal rocks Plutonic rocks Volcanic rocks Igneous rocks ANSWER DOWNLOAD EXAMIANS APP
Building Materials The plywood Cannot be bent more easily than ordinary wood of same thickness Has greater impact resistance to blows than ordinary wood Has good strength along the panel only Can be spilt in the plane of the panel Cannot be bent more easily than ordinary wood of same thickness Has greater impact resistance to blows than ordinary wood Has good strength along the panel only Can be spilt in the plane of the panel ANSWER DOWNLOAD EXAMIANS APP
Building Materials Fibre boards can be Painted Used for furniture Painted and distempered Distempered Painted Used for furniture Painted and distempered Distempered ANSWER DOWNLOAD EXAMIANS APP
Building Materials The percentage of alumina in a good brick earth lies between 20 to 30 % 5 to 10 % 70 to 80 % 50 to 60 % 20 to 30 % 5 to 10 % 70 to 80 % 50 to 60 % ANSWER DOWNLOAD EXAMIANS APP
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