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 Global warming Atmospheric effect Green house Ionosphere Global warming Atmospheric effect Green house ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Noise level audible to audience sitting in the 5th row from the stage during a large orchestra show corresponds to about __________ decibels. 185 135 160 105 185 135 160 105 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Iron & manganese present in the polluted water is removed by Oxidation followed by settling & filtration Chlorination only Chemical coagulation Simple filtration Oxidation followed by settling & filtration Chlorination only Chemical coagulation Simple filtration ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Death may occur, when SO₂ concentration in atmospheric air exceeds __________ ppm. 200 100 400 20 200 100 400 20 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE During which of the following operating conditions of an automobile, carbon monoxide content in the exhaust gas is maximum? Deaccelaration Acceleration Idle running Cruising Deaccelaration Acceleration Idle running Cruising ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Smog is A liquid particle resulting from vapor condensation A combination of smoke and fog Nothing but black smoke A solid particle e.g. flyash A liquid particle resulting from vapor condensation A combination of smoke and fog Nothing but black smoke A solid particle e.g. flyash ANSWER DOWNLOAD EXAMIANS APP
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