Chemistry Most commonly used bleaching agent is Chlorine Carbon dioxide Alcohol Sodium chloride Chlorine Carbon dioxide Alcohol Sodium chloride ANSWER DOWNLOAD EXAMIANS APP
Chemistry The presence of ozone in the stratosphere is responsible for Increasing the average global temperature in recent years Supplying oxygen for people travelling in jets Checking the penetration of ultra-violet rays to the earth Higher rate of photosynthesis Increasing the average global temperature in recent years Supplying oxygen for people travelling in jets Checking the penetration of ultra-violet rays to the earth Higher rate of photosynthesis ANSWER DOWNLOAD EXAMIANS APP
Chemistry The amount of chlorine available in water after disinfection is called as Residual chlorine Free available chlorine Combined available chlorine Free chlorine Residual chlorine Free available chlorine Combined available chlorine Free chlorine ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is used as filler in tyre of rubber ? Coal Coke Carbon black Graphite Coal Coke Carbon black Graphite ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following laser types is used in a laser printer? Excimer laser Gas laser Semiconductor laser Dye laser Excimer laser Gas laser Semiconductor laser Dye laser ANSWER DOWNLOAD EXAMIANS APP
Chemistry Silk fibre chemically is : Carbohydrate Fat Protein Cellulose Carbohydrate Fat Protein Cellulose ANSWER DOWNLOAD EXAMIANS APP
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