Environmental Engineering The effect of increasing diameter of sewer on the self cleansing velocity is Nil To increase it To decrease it Fluctuating Nil To increase it To decrease it Fluctuating ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The percentage of chlorine in fresh bleaching powder is about 10 to 15 20 to 25 40 to 50 30 to 35 10 to 15 20 to 25 40 to 50 30 to 35 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The maximum permissible limit for fluoride in drinking water is 5 mg/liter 1.5 mg/liter 10 mg/liter 0.1 mg/liter 5 mg/liter 1.5 mg/liter 10 mg/liter 0.1 mg/liter ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering A pipe conveying sewage from plumbing system of a single building to common sewer or point of immediate disposal is called Lateral sewer House sewer Main sewer Sub-main sewer Lateral sewer House sewer Main sewer Sub-main sewer ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The length of rectangular sedimentation tank should not be more than (Where ‘B’ is the width of the tank) 4B 2B B 8B 4B 2B B 8B ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Select the correct relationship between porosity (N), specific yield (y) and specific retention (R) R = N + y y = N + R N = y + R R > (N + y) R = N + y y = N + R N = y + R R > (N + y) ANSWER DOWNLOAD EXAMIANS APP
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