Environmental Engineering in CE Deaeration of high pressure boiler feed water is done to reduce Foaming from boilers Caustic embrittlement Its dissolved oxygen content Its silica content Foaming from boilers Caustic embrittlement Its dissolved oxygen content Its silica content ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Waste/polluted water discharged from electroplating, blast furnace and coal mining industries contain mainly __________ substances. Organic Radioactive Inorganic None of these Organic Radioactive Inorganic None of these ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Presence of dissolved impurities of __________ is responsible for the red brownish color of water. Carbonates Bi-carbonates Iron & manganese Arsenic Carbonates Bi-carbonates Iron & manganese Arsenic ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE TLV of mercury in potable (drinking) water is about __________ ppm. 0.1 1 0.001 5 0.1 1 0.001 5 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Foul odour and bad taste of water is removed by treating with Activated carbon Bleaching powder Copper sulphate Alum Activated carbon Bleaching powder Copper sulphate Alum ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE A standard test for determination of hardness in water is termed as __________ test. Presumptive Total count Electometric EDTA Presumptive Total count Electometric EDTA ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS