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Concrete Technology MCQs: 614 Questions & Answers in Engineering

614 Concrete Technology MCQs in Engineering with answers & explanations. Page 11. Practice objective questions for competitive exams, interviews & self-asses… Use the answer toggle below to show or hide all solutions, tap an option to check one question, or open a question for its own page.

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Concrete Technology MCQs: 614 Questions & Answers in Engineering

The bulk density of aggregates depends upon its

The main requirement, which a ware-house should fulfil is that

If the slump of the concrete mix is less than 50 mm, then while compacting it with vibratiors, the segregation will not take place.

The compressive strength of an ordinary Portland cement (1 : 3 cement mortar cube) after 7 days test should not be less than

If mineral oil is present in mixing water for concrete, it increases strength for a concentration upto 2 percent.

Concrete with higher compaction factor has less workability.

The aggregates of

The Indian standard code specifies that the crushing strength for which the mix should be designed in the laboratory should be

For batching 1 : 2 : 4 concrete mix by volume, the ingredients required per bag of cement are

For heat and sound insulation purposes, we shall use

Which cement is used for works economic where considerations is predominant? Reservoirs, retaining walls, swimming pools, dams, bridges, piers etc.

The strength and durability of concrete depends upon

How many times in each layer of concrete rodded in a slump cone?

If L1=Measurement taken after 24 hours of immersion in water at a temp. of 27 ± 20oC and L2=Measurement taken after 3 hours of immersion in water at boiling temperature. Then what is soundness of cement?

Which of the following option is correct?

According to geological origin, aggregates is/are classified into __________ types.

Which type of aggregate is shown below?

Crushed stone, gravel and ordinary sand are examples of ___________

The rock which is not calcareous, is :

Grading of aggregates should be continuous for

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