Building Materials Compared to mild steel, cast iron has(i) High compressive strength(ii) High tensile strength(iii) Low compressive strength(iv) Low tensile strength (i) and (iv) (iii) and (iv) (ii) and (iii) (i) and (ii) (i) and (iv) (iii) and (iv) (ii) and (iii) (i) and (ii) ANSWER DOWNLOAD EXAMIANS APP
Building Materials The slump recommended for mass concrete is about 125 mm to 150 mm 100 mm to 125 mm 25 mm to 50 mm 50 mm to 100 mm 125 mm to 150 mm 100 mm to 125 mm 25 mm to 50 mm 50 mm to 100 mm ANSWER DOWNLOAD EXAMIANS APP
Building Materials The proportions of charcoal, saltpetre and sulphur in gun powder by weight, are respectively: 15, 75, 10 10, 15, 75 10, 75, 15 75, 10, 15 15, 75, 10 10, 15, 75 10, 75, 15 75, 10, 15 ANSWER DOWNLOAD EXAMIANS APP
Building Materials Crushing strength of a first class brick should not be less than 7.0 N/mm² 14.0 N/mm² 3.5 N/mm² 10.5 N/mm² 7.0 N/mm² 14.0 N/mm² 3.5 N/mm² 10.5 N/mm² ANSWER DOWNLOAD EXAMIANS APP
Building Materials Slacking of lime is affected by Immersing the lime in water None of these Keeping it exposed to air Crushing the lime lumps Immersing the lime in water None of these Keeping it exposed to air Crushing the lime lumps ANSWER DOWNLOAD EXAMIANS APP
Building Materials Chlorite, a green colour mineral is mainly derived from the decomposition of Hornblende Augite All of these Biotite Hornblende Augite All of these Biotite ANSWER DOWNLOAD EXAMIANS APP
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