Building Materials Excess of alumina in brick earth makes the brick To crack and warp on drying To lose cohesion Brittle and weak Impermeable To crack and warp on drying To lose cohesion Brittle and weak Impermeable ANSWER DOWNLOAD EXAMIANS APP
Building Materials A stone is rejected if it absorbs water more than 10 % 15 % 5 % 20 % 10 % 15 % 5 % 20 % ANSWER DOWNLOAD EXAMIANS APP
Building Materials Inner part of a timber log surrounding the pitch, is called Heart wood Cambium layer None to these Sapwood Heart wood Cambium layer None to these Sapwood ANSWER DOWNLOAD EXAMIANS APP
Building Materials Cast iron contains carbon approximately 0.05% to 1.75% 0.250 % 1.5% to 5.5% None to these 0.05% to 1.75% 0.250 % 1.5% to 5.5% None to these 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 Volcanic rocks Igneous rocks Hypabyssal rocks Plutonic rocks Volcanic rocks Igneous rocks Hypabyssal rocks Plutonic rocks ANSWER DOWNLOAD EXAMIANS APP
Building Materials Forge pig may be converted to wrought iron by Pudding Refining Shingling Rolling Pudding Refining Shingling Rolling ANSWER DOWNLOAD EXAMIANS APP