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? Au-198 I-131 Ra-226 Sr-90 Au-198 I-131 Ra-226 Sr-90 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Growth of __________ is promoted by the presence of manganese in water. Mosquitoes Files Micro-organisms Algae Mosquitoes Files Micro-organisms Algae ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE TLV of lead for public sewer/waste water is about __________ ppm. 1 25 150 650 1 25 150 650 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Presence of a certain minimum quantity of flourine is desirable in potable water to prevent Water-borne disease Scale formation Corrosion Dental cavities Water-borne disease Scale formation Corrosion Dental cavities ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Hardy cross method of analysis of distribution system(i) Involves successive trials(ii) Takes economic aspects into account(iii) Is time consuming (i) and (iii) Only (i) All are correct (i) and (ii) (i) and (iii) Only (i) All are correct (i) and (ii) ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The pH value of potable water should be between 4 to 5 1 to 1.5 13 to 14 6.5 to 8 4 to 5 1 to 1.5 13 to 14 6.5 to 8 ANSWER DOWNLOAD EXAMIANS APP
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