Environmental Engineering in CE White smoke coming out of the chimney of a furnace indicates the use of Very high excess air Liquid fuel in the furnace Low excess air Gaseous fuel in the furnace Very high excess air Liquid fuel in the furnace Low excess air Gaseous fuel in the furnace ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The earth's atmosphere is an envelope of gases present upto a height of about __________ kms. 200 1000 2000 10 200 1000 2000 10 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Irradiation of water by ultraviolet light of suitable wavelength is commonly used for disinfection of water in Petroleum refinery Municipal sewage treatment Food industry Iron & steel plant Petroleum refinery Municipal sewage treatment Food industry Iron & steel plant ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which is the most efficient dust removal equipment for removal of sub-micronic dust particles from blast furnace gas? Gravity settling chamber Packed scrubber Hydrocyclone Electrostatic precipitator Gravity settling chamber Packed scrubber Hydrocyclone Electrostatic precipitator ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE As per the world health organisation (WHO) specification, the maximum permissible concentration (i.e., TLV) of particulate matter in air is __________ μg/m³.(μg-microgram) 800 90 10 750 800 90 10 750 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Maximum allowable noise exposure limits for a man working for 8 hours a day in a noisy chemical plant is about __________ decibels. 90 20 120 60 90 20 120 60 ANSWER DOWNLOAD EXAMIANS APP
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