BARC OCES 2022 Quiz 2
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Question 1
What shall be the weight of the coarse aggregate?
Question 2
Question 3
Assertion (1): As per IS 456-2000, air entrainment to the extent of 3% to 6% is required for concrete exposed to marine environment.
Assertion (2): The equivalent alkali content (in terms of Na2O equivalent) for a cement containing 1% and 0.6% of Na2O and K2O, respectively, is approximately 1.4% (rounded to 1 decimal place).
Which one of the following statements is correct?
Question 4
1) Light weight concrete exhibits better workability.
2) Pervious concrete contains a narrowly graded coarse aggregate and little to no fine aggregate.
3) As pervious concrete tends to be a low water content mixture with a very high surface area, immediate curing is required.
Question 5
Question 6
Question 7
Question 8
Void ratio at the densest state = 0.40
Void ratio at the loosest state = 1.20
Which one of the following correctly represents the relative density of a sample prepared with a void of 1.0?
Question 9
Question 10
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ESE & GATE CEGeneral