Question

Maximum nominal size of aggregates to be used in concrete may be as large as possible within the limits prescribed by __________

(a) IS 456-2000

(b) IS 456-2010

(c) IS 513-1999

(d) IS 465-2000

This question was addressed to me in examination.

This is a very interesting question from Concept of Concrete Mix Design topic in section Concrete Mix Design of Concrete Technology

Answer 1

Right option is (a) IS 456-2000

The explanation is: Option can be eliminated because there is no such code. Maximum nominal size of aggregates to be used in concrete may be as large as possible within the limits prescribed by IS 456:2000.