Building Materials In the method of condensation polymerization, Low-molecular substances are removed from the high molecular substance The reaction proceeds with an evolution of ammonia The reaction proceeds with an evolution of hydrogen chloride All of these Low-molecular substances are removed from the high molecular substance The reaction proceeds with an evolution of ammonia The reaction proceeds with an evolution of hydrogen chloride All of these ANSWER DOWNLOAD EXAMIANS APP
Building Materials Plastics are compounds of carbon with element All of these Nitrogen Hydrogen Oxygen All of these Nitrogen Hydrogen Oxygen ANSWER DOWNLOAD EXAMIANS APP
Building Materials Second class bricks Are of dark brown color Are well burnt Are under burnt Produce a metallic sound when struck Are of dark brown color Are well burnt Are under burnt Produce a metallic sound when struck ANSWER DOWNLOAD EXAMIANS APP
Building Materials Plastic asphalt is A mixture of cement and asphalt A natural asphalt Used as a water proofing layer over roof A refinery product A mixture of cement and asphalt A natural asphalt Used as a water proofing layer over roof A refinery product ANSWER DOWNLOAD EXAMIANS APP
Building Materials Bitumen felt Is made from bitumen and hessian fibres All listed here Is used as water proofing material Is used as damp proofing material Is made from bitumen and hessian fibres All listed here Is used as water proofing material Is used as damp proofing material ANSWER DOWNLOAD EXAMIANS APP
Building Materials A 1st class brick immersed in water for 24 hours, should not absorb water (by weight) more than 10 % 20 % 15 % 25 % 10 % 20 % 15 % 25 % ANSWER DOWNLOAD EXAMIANS APP