Environmental Engineering in CE Noise pollution level in a chemical plant is expressed in Hertz None of these Roentgen Decibel Hertz None of these Roentgen Decibel ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Septic tank is a(i) Settling tank(ii) Digestion tank(iii) Aeration tank Only (i) (i) and (iii) (i) and (ii) Only (iii) Only (i) (i) and (iii) (i) and (ii) Only (iii) ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE TLV of ozone (O₃) and phosgene (COCl₂) in air is __________ ppm. 1000 0.1 100 25 1000 0.1 100 25 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Pollution by particulate matter emission in the atmosphere does not take place during metal Cutting Grinding Polishing Machining Cutting Grinding Polishing Machining ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Inhalation of silica dust by human being during hand drilling in mica mining, lead & zinc mining, silica refractory manufacture and in foundaries causes All of these Asphyxiation (suffocation) Tuberculosis Shortness of breath All of these Asphyxiation (suffocation) Tuberculosis Shortness of breath ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Hydrogen ion concentration in distilled water is 7 x 10⁷ 10⁻⁷ 7 x 10⁻⁷ 10⁷ 7 x 10⁷ 10⁻⁷ 7 x 10⁻⁷ 10⁷ ANSWER DOWNLOAD EXAMIANS APP