Building Materials Galvanising means covering iron with a thin coat of Zinc Coal tar Tin Glaze Zinc Coal tar Tin Glaze ANSWER DOWNLOAD EXAMIANS APP
Building Materials Wrought iron contains carbon about 1.5% to 5.5% 0.5% to 1.75% 0.1% to 0.25% None to these 1.5% to 5.5% 0.5% to 1.75% 0.1% to 0.25% None to these ANSWER DOWNLOAD EXAMIANS APP
Building Materials The cast iron when heated to red heat with powdered red haematite in an oven for increasing its toughness, is converted to White cast iron Toughed cast iron Mottled cast iron Grey cast iron White cast iron Toughed cast iron Mottled cast iron Grey cast iron ANSWER DOWNLOAD EXAMIANS APP
Building Materials The preparation of surface of stone to obtain plain edges or to obtain stones of required size and shape is known as Quarrying of stones Dressing of stones Seasoning of stones Blasting of stones Quarrying of stones Dressing of stones Seasoning of stones Blasting of stones ANSWER DOWNLOAD EXAMIANS APP
Building Materials Pick up the constituent of good brick earth whose excess causes the raw bricks shrink and warp during drying and burning, from the following: Iron-oxide Lime Alumina Magnesia Iron-oxide Lime Alumina Magnesia ANSWER DOWNLOAD EXAMIANS APP
Building Materials Name the type of cement from the following for canal linings: Quick setting cement Rapid hardening cement Sulphate resisting cement Pozzolana cement Quick setting cement Rapid hardening cement Sulphate resisting cement Pozzolana cement ANSWER DOWNLOAD EXAMIANS APP
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