For the following questions answer them individually
If a grading curve is horizontal between the portions of 20 mm I.S. Sieve and 4.75 mm I.S. sieve, the graded aggregates do not contain
The strength of concrete made with angular aggregate and rounded aggregate is practically same at the water/cement ratio is
If the modular ratio is m, steel ratio is r and overall depth of a beam is d, the depth of the critical neutral axis of the beam is
