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Concrete Technology MCQs: 614 Questions & Answers in Engineering

614 Concrete Technology MCQs in Engineering with answers & explanations. Page 7. Practice objective questions for competitive exams, interviews & self-assess… 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

What is the content of SiO2 in fly ash?

Air entrainment in concrete increases ___________

What is curing?

What is the gel/space ratio?

Gel/Space ratio = x = Volume of gel / Space available = 0.657 C / 0.319 C+ Wo. Here Wo stands for?

This strain increases over time due to _________

If the stress is removed, the specimen shows an instantaneous recovery strain ___ the elastic strain on loading.

Creep ___ as the age of application of load _____

Shrinkage is the reduction in the volume of a fresh hardened concrete exposed to ambient temp and humidity.

Durability of concrete is proportional to _________

For concrete exposed to a very aggressive environment the w/c should be lower than __________

The quality of concrete, specifically a ____________ w/c ratio, is the best protection against sulphate attack.

The continuous strain, which the concrete undergoes due to application of external loads, is called __________

Harshness in concrete is due to the excess of _____________

__________ has designated the concrete mixes into a number of grades as M10, M15.

What is the approx. mix proportion for M10?

Which of the following statement is wrong?

Insufficient quantity of water

In the manufacture of cement, the dry or wet mixture of calcareous and argillaceous materials is burnt at a temperature between

The practical utility of concrete technology for civil engineers is to

Study tips for Concrete Technology

Creep _ as the age of application of load ___