Civil Engineering - Concrete Technology - Discussion

Discussion Forum : Concrete Technology - Section 3 (Q.No. 45)
45.
For preparing a test-specimen, it is necessary
to mix cement and fine aggregate by dry hand
to mix coarse aggregates
to mix water to the cement, fine aggregates and coarse aggregates
to oil inner surface of the mould and the base plate, before placing concrete
all the above.
Answer: Option
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