The resistance to water of acid-resistant cement is increased by adding __________ of linseed oil.
(a) 0.50%
(b) 0.15%
(c) 2.50%
(d) 2.75%
This question was addressed to me during an internship interview.
Question is from Plain and Reinforced in division Miscellaneous Materials, Plain and Reinforced Cement Concrete of Construction & Building Materials