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According to the Indian Standard recommendations, a water requirement of _______ per head per day is assumed for residential buildings.(a) 50 litres(b) 115 litres(c) 135 litres(d) 160 litresThe question was asked during an internship interview.This intriguing question originated from Plumbing for Buildings in chapter Plumbing for Buildings of Construction & Building Materials

Answer»

The CORRECT answer is (c) 135 litres

The best explanation: According to the Indian Standard recommendations, a water requirement of 135 litres per head per day is assumed for residential BUILDINGS. Out of this, 45 litres may be taken for flushing needs while the rest 90 litres are taken for DOMESTIC PURPOSES.



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