__________ water-cement ratio content to give adequate durability for the particular site conditions.

According to IRC:15-2002, Maximum nominal size of aggregates is ____

What is the approx. mix proportion for M15?

IS 457:1957 is for ________

The lower the w/c ratio _______ the strength of concrete.

What is the approx. mix proportion for M20?

The mineral oil if present in mixing for concrete __________

Loss on Ignition (L.O.I.) is the loss in weight of cement after being heated to ________