Environmental Engineering in CE High noise level in a chemical plant can be controlled by the Protection of operating personnel All of these Suppression of noise at the source itself Path control of noise Protection of operating personnel All of these Suppression of noise at the source itself Path control of noise ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE A 'body' which allows the short wavelength incoming solar radiation to enter in, but does not allow long wave length outgoing infra red radiation to escape out is called the Ionosphere Atmospheric effect Global warming Green house Ionosphere Atmospheric effect Global warming Green house ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The destruction of water-borne pathogens is termed as disinfection of water. Which of the following is a water disinfectant? Chlorine Alkalis Alkyl benzene sulphonate (ABS) Benzene hexachloride Chlorine Alkalis Alkyl benzene sulphonate (ABS) Benzene hexachloride ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE During sewage treatment, the sewage is subjected to __________ treatment in Imhoff tank. Digestion Sedimentation Both B and C Filtration Digestion Sedimentation Both B and C Filtration ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Out of the following, TLV of __________ is maximum (about 500 ppm). Toluene Carbon disulphide Acetaldehyde Carbon dioxide Toluene Carbon disulphide Acetaldehyde Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE In water treatment, alum[Al2(SO₄)3] is used for the process of Sedimentation Filtration Coagulation Disinfection Sedimentation Filtration Coagulation Disinfection ANSWER DOWNLOAD EXAMIANS APP
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