Question

Maximum size of aggregates are used to produce 100MPa compressive strength is __________

(a) 20-30 mm

(b) 10-20 mm

(c) 30-40 mm

(d) 40-50 mm

This question was addressed to me in homework.

My enquiry is from High Strength Concrete in chapter Strength of Concrete of Concrete Technology

Answer 1

Correct choice is (b) 10-20 mm

Explanation: Maximum size of aggregates is 10-20 mm are used to produce 100MPa compressive strength.