Question

Clay content in feebly hydraulic lime is about ________

(a) 2-4%

(b) 5-10%

(c) 11-20%

(d) 21-30%

I have been asked this question in a national level competition.

Asked question is from Lime in section Glass, Lime, Clay Products & Bricks of Construction & Building Materials

Answer 1

Correct option is (b) 5-10%

The best explanation: There are three main types of hydraulic lime- feebly hydraulic lime, moderately hydraulic lime and eminently hydraulic lime. Clay content in feebly hydraulic lime is about 5-10% and that in moderately hydraulic lime is 11-20% and in eminently hydraulic lime is 21-30%.