For the following questions answer them individually
Which of the following shows the CORRECT decreasing order of rate of
hydration of Portland cement compounds?
The proportions of ingredients in concrete mix are given by 1:2:4. What will be
the actual quantity of the sand per unit volume of cement, if it undergoes
20% of bulking?
In the symbol used to represent the concrete mix, MX. M stands for mix and
numeric X represents the______.
What is the recommended moisture content of timber, which is used as a
structural element for windows?
When timber is burnt in the wood fire over a depth of about 15 mm, the process
of treatment is known as______.