Question
a.
\(f_{ck} = K(\frac{c}{C+W+A})^2\)
b.
\(f_{ck} = K(\frac{C+A}{C+W+A})^2\)
c.
\(f_{ck} = K(\frac{C+W}{C+W+A})^2\)
d.
\(f_{ck} = K(\frac{C+W+A}{C+W+A})^2\)
Posted under Concrete Technology
Interact with the Community - Share Your Thoughts
Uncertain About the Answer? Seek Clarification Here.
Understand the Explanation? Include it Here.
Q. Strength of concrete is ___________
Similar Questions
Explore Relevant Multiple Choice Questions (MCQs)
Q. As per IS 5456:200 Young’s modulus of concrete is _______________
View solution
Q. Strength of concrete is proportional to ______________
View solution
Q. Strength of concrete increase with _____________
View solution
Q. Strength of concrete increase with _________
View solution
Q. Approximate ratio of the strength of the cement conc of 7 days to that of 28 days (2/3)?
View solution
Q. Approximate ratio of strength of the 30 cm cube to that of 15 cm cube is _____________
View solution
Q. Approximate ratio of direct tensile strength to flexural strength is ____________
View solution
Q. The addition of a pozzolanic admixture such as fly ash reduces the ____________
View solution
Q. Lowering of ____________ might also help, since this would reduce the amount of CH that forms.
View solution
Q. When the ____________ content is low, most ettringite will be formed in the plastic state.
View solution
Q. The philosophy of prescribing low ____________ cement to improve resistance to sulphate attack.
View solution
Q. The quality of concrete, specifically a ____________ permeability, is the best protection against sulphate attack.
View solution
Q. For concrete exposed to a very aggressive environment the w/c should be lower than __________
View solution
Q. The quality of concrete, specifically a ____________ w/c ratio, is the best protection against sulphate attack.
View solution
Q. The quality of concrete, specifically a ____________ cement content, is the best protection against sulphate attack.
View solution
Q. Concentration of water-soluble sulphates in water ___________ ppm for mild exposure.
View solution
Q. Concentration of water-soluble sulphates in water ___________ ppm for severe exposure.
View solution
Q. The breaking up of cohesion in a mass of concrete is called ________
View solution
Q. The separation of water or water-cement mixture from the freshly mixed concrete is known as bleeding.
View solution
Q. The continuous strain, which the concrete undergoes due to application of external loads, is called __________
View solution
Recommended Subjects
Are you eager to expand your knowledge beyond Concrete Technology? We've handpicked a range of related categories that you might find intriguing.
Click on the categories below to discover a wealth of MCQs and enrich your understanding of various subjects. Happy exploring!
