If the dosage of Alum is 15 mg/l, then the estimated quantity of Alum required (MT) for 10 million liter of water per day will be:

Question

Question

This question was previously asked in

DDA JE Civil Official Paper Shift 2 (Held on 24 April 2018)

Answer 1

Calculations:

Given Data:

Alum dose required = 15 mg/ltr

Total water = 10 million litre = 10 × 106 = 107 litres

For 1 litre of water, alum required = 15 mg

For 107 litres of water, alum required = 15 × 107 mg = 150 kg = 0.15 MT

As 1 Metric Ton = 1000 Kg