Building Materials The proportions of lime and sand in the mortar normally used in brick construction are 1 : 6 1 : 2 1 : 8 1 : 4 1 : 6 1 : 2 1 : 8 1 : 4 ANSWER DOWNLOAD EXAMIANS APP
Building Materials Plastics are compounds of carbon with element Oxygen Nitrogen All of these Hydrogen Oxygen Nitrogen All of these Hydrogen ANSWER DOWNLOAD EXAMIANS APP
Building Materials For testing compressive and tensile strength of cement, the cement mortar is made by mixing cement and standard sand in the proportions of 1 : 2 1 : 6 1 : 3 1 : 4 1 : 2 1 : 6 1 : 3 1 : 4 ANSWER DOWNLOAD EXAMIANS APP
Building Materials The weight of a good quality brick when immersed in water for a period of 16 hours should not exceed the weight of dry brick None of these 15 % 20 % 10 % None of these 15 % 20 % 10 % ANSWER DOWNLOAD EXAMIANS APP
Building Materials Percentage of carbon content in mild steel is Greater than 1.5 Between 0.25 and 0.7 Less than 0.25 Between 0.7 and 1.5 Greater than 1.5 Between 0.25 and 0.7 Less than 0.25 Between 0.7 and 1.5 ANSWER DOWNLOAD EXAMIANS APP
Building Materials Study the following statements. (i) Hydraulic lime is suitable for white washing, (ii) Fat lime is suitable for whitewashing, (iii) Hydraulic lime is suitable for making mortar, (iv) Fat lime is suitable for making mortar. (iii) and (iv) (i) and (ii) (i) and (iv) (ii) and (iii) (iii) and (iv) (i) and (ii) (i) and (iv) (ii) and (iii) ANSWER DOWNLOAD EXAMIANS APP