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Prepare for RRB/SSC JE Civil 2019 | Building Material Quiz 4
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Question 1
Which one of the following is not required in concrete mix-design?
Question 2
When percentage of mica present in sand is large, it
Question 3
Disintegration of bricks masonry walls is primarily due to
1) Efflorescence
2) Magnesium sulphate in bricks
3) Calcined clay admixtures
4) Kankar nodules
Which of the a above statements are correct?
1) Efflorescence
2) Magnesium sulphate in bricks
3) Calcined clay admixtures
4) Kankar nodules
Which of the a above statements are correct?
Question 4
The workability of concrete is assessed through:
1) Slump test
2) Compaction factor test
3) Setting time of cement
4) Le-Chatelier’s apparatus
1) Slump test
2) Compaction factor test
3) Setting time of cement
4) Le-Chatelier’s apparatus
Question 5
The development of cracks due to unsoundness is due to the excess of
Question 6
The compound which has maximum heat of hydration is
Question 7
Which heat treatment process is done to increase the ductility and toughness of steel?
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Sep 21ESE & GATE CE
