Materials and Construction Which of the following is the most widely used insulating material for steam carray-ing pipelines? Glass wool and 85% magnesia Ceramic fibre blanket Vermiculite Slag wool Glass wool and 85% magnesia Ceramic fibre blanket Vermiculite Slag wool ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Sulphuric acid is mixed with ground phosphate rock (to produce phosphoric acid) in a steel digestor lined with Rubber Lead or acid-proof bricks Acidic refractory Karbate Rubber Lead or acid-proof bricks Acidic refractory Karbate ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction In hot wire aneomometer used for gas flow measurement, the wire is normally made of Platinum Copper Constantan Chromium Platinum Copper Constantan Chromium ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction The softest material in Mho's scale (for measuring hardness) is None of these Gypsum Talc Rubber None of these Gypsum Talc Rubber ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Ball bearings are normally made of __________ steel. Chrome High carbon Silicon High speed Chrome High carbon Silicon High speed ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Sulphur melting pit in the sulphuric acid plant is made of Steel or cement-brick lined Hard wood Cast iron Lead lined stainless steel Steel or cement-brick lined Hard wood Cast iron Lead lined stainless steel ANSWER DOWNLOAD EXAMIANS APP
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