Environmental Engineering in CE World environment day is observed every year on the 5th of June December July September June December July September ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which of the following gases is having the widest explosion limit (about 2 to 81% gas in gas-air mixture), rendering it the property of the most explosive gas? Acetylene Ammonia Hydrogen Carbon monoxide Acetylene Ammonia Hydrogen Carbon monoxide ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Hydrogen ion concentration in distilled water is 7 x 10⁷ 7 x 10⁻⁷ 10⁷ 10⁻⁷ 7 x 10⁷ 7 x 10⁻⁷ 10⁷ 10⁻⁷ ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Maximum permissible concentration (i.e. TLV) of DDT in public water supply system is __________ micro gram (μ g)/litre. 2 332 1050 42 2 332 1050 42 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The principal gas evolved from sludge digestion tank is CO CH₄ N₂ CO₂ CO CH₄ N₂ CO₂ ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Septic tanks are used for the __________ of the deposited solids. None of these Separation Anaerobic decomposition Aerobic decomposition None of these Separation Anaerobic decomposition Aerobic decomposition ANSWER DOWNLOAD EXAMIANS APP
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