Chemistry Which of the following laser types is used in a laser printer? Dye laser Semiconductor laser Gas laser Excimer laser Dye laser Semiconductor laser Gas laser Excimer laser ANSWER DOWNLOAD EXAMIANS APP
Chemistry Where does the oxygen that keeps us alive come from? Water Oxides of minerals Carbonates absorbed from soil Carbon dioxide Water Oxides of minerals Carbonates absorbed from soil Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry In organic compounds, nitrogen is estimated by Dumas method Liebig's method Victor-Meyer's method Carius method Dumas method Liebig's method Victor-Meyer's method Carius method ANSWER DOWNLOAD EXAMIANS APP
Chemistry The metal ion present in Vitamin B12 is Cobalt Zinc Nickel Iron Cobalt Zinc Nickel Iron ANSWER DOWNLOAD EXAMIANS APP
Chemistry The antiparticle of an electron is Positron Proton Beta particles Alpha particles Positron Proton Beta particles Alpha particles ANSWER DOWNLOAD EXAMIANS APP
Chemistry The function of sedimentation tank in sewage treatment is to: Disinfect the sewage Remove suspended solids Remove water content Aerate the sewage Disinfect the sewage Remove suspended solids Remove water content Aerate the sewage ANSWER DOWNLOAD EXAMIANS APP
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