Chemistry Which of the following fibres catches fire least ? Cotton Rayon Nylon Terricot Cotton Rayon Nylon Terricot ANSWER DOWNLOAD EXAMIANS APP
Chemistry The function of sedimentation tank in sewage treatment is to: Aerate the sewage Remove suspended solids Disinfect the sewage Remove water content Aerate the sewage Remove suspended solids Disinfect the sewage Remove water content ANSWER DOWNLOAD EXAMIANS APP
Chemistry Iron is prevented from rusting by coating with zinc. This process is called as Reduction Galvanisation Sublimation Corrosion Reduction Galvanisation Sublimation Corrosion ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following mineral does not contain oxygen ? Cryolite Bauxite Haematite Calcite Cryolite Bauxite Haematite Calcite ANSWER DOWNLOAD EXAMIANS APP
Chemistry Acid rain is caused due to emission of which of the following in to the atmosphere ? Oxides of nitrogen and sulphur Carbon monoxide and nitrogen Carbon dioxide and carbon monoxide Ozone and carbon dioxide Oxides of nitrogen and sulphur Carbon monoxide and nitrogen Carbon dioxide and carbon monoxide Ozone and carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which type of fire extinguisher is used for petroleum fire ? Soda acid type None of these Foam type Powder type Soda acid type None of these Foam type Powder type ANSWER DOWNLOAD EXAMIANS APP
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