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Prepare for RRB/SSC JE Civil 2019 | Building Material Quiz 1

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Question 1

For an ordinary Portland cement ______.

Question 2

As per IS specifications, which of the following physical properties of structural steel is taken irrespective of its grade?

Question 3

For a concrete mix 1:3:6 and water-cement ratio 0.6 both by weight, what is the quantity of water required per bag?

Question 4

On which of the following does the correct proportion of ingredients of concrete depend upon?

Question 5

A concrete is said to be of good workability if compaction factor is :

Question 6

What is the approximate ratio of the strength of cement concrete at 7 days to that at 28 days curing?

Question 7

Which one of the following is the correct expression for the target mean strength f_t of concrete mix?

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Oct 30ESE & GATE CE