Environmental Engineering in CE Which of the following radioactive wastes emits all α, β & γ rays and hence is the most hazardous of all radioactive emitters? Ra-226 I-131 Au-198 Sr-90 Ra-226 I-131 Au-198 Sr-90 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The progressive warming up of the earth's surface is mainly due to the Thickening of ozone layer De-forestation Blanketing effect of CO₂ in the atmosphere Automobile exhaust Thickening of ozone layer De-forestation Blanketing effect of CO₂ in the atmosphere Automobile exhaust ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The ratio of oxygen available to the oxygen required for stabilisation of sewage is called the Relative stability Oxygen ion concentration Biological oxygen demand (BOD) Bacterial stability factor Relative stability Oxygen ion concentration Biological oxygen demand (BOD) Bacterial stability factor ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Reinglemann chart is used for the measurement of the Combustibles present in automobile exhaust Flue gas temperature Smoke density from a chimey Exhaust gas density Combustibles present in automobile exhaust Flue gas temperature Smoke density from a chimey Exhaust gas density ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Aerosols present in atmospheric air may be Negatively charged Neutral Combination of all A, B & C Positively charged Negatively charged Neutral Combination of all A, B & C Positively charged ANSWER DOWNLOAD EXAMIANS APP
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