Civil Engineering MCQJE Level Civil Engineering
As per IS 10500 (Drinking Water Standards), the desirable limit for Total Dissolved Solids (TDS) is:
Environmental EngineeringEnvironmental EngineeringEASY
Choose the correct answer
A
200 mg/L
B
500 mg/L
C
1000 mg/L
D
2000 mg/L
Correct Answer
B. 500 mg/L
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IS 10500: TDS desirable limit = 500 mg/L, permissible (in absence of alternate) = 2000 mg/L. High TDS causes scale, corrosion, salty taste, and laxative effect. TDS measured by evaporation of filtered sample at 180°C. Reverse osmosis effectively removes TDS.
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