Chemistry Which of the following laser types is used in a laser printer? Excimer laser Semiconductor laser Dye laser Gas laser Excimer laser Semiconductor laser Dye laser Gas laser ANSWER DOWNLOAD EXAMIANS APP
Chemistry Brass gets discoloured in air due to constant exposure in presence of: Hydrogen sulphide Hydrogenated wafers Aluminium sulphide Aluminium phosphide Hydrogen sulphide Hydrogenated wafers Aluminium sulphide Aluminium phosphide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The following are the half lives of four active isotopes. Which one of the following is the most dangerous to handle? 3 billion years 100 years 13 days 0.01 minute 3 billion years 100 years 13 days 0.01 minute ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas causing acid rain in an industrial area is Carbon monoxide Sulphur dioxide Methane Carbon dioxide Carbon monoxide Sulphur dioxide Methane Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Aluminium chloride is Bronsted Lowry Acid Lewis Base Lewis Acid Arrhenius Acid Bronsted Lowry Acid Lewis Base Lewis Acid Arrhenius Acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry Coal is formed from Coke Deposit of animal waste Crude oil Compressed and hardened biomass Coke Deposit of animal waste Crude oil Compressed and hardened biomass ANSWER DOWNLOAD EXAMIANS APP
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