# Concrete Technology And Design Set 7

This set of Concrete Technology and Design Multiple Choice Questions & Answers (MCQs) focuses on Concrete Technology And Design Set 7

Q1 | The process of mixing, transporting, placing and compacting concrete using Ordinary Port landCement should not take more than
Q2 | The strength of concrete after one year as compared to 28 days strength is about
Q3 | Specified compressive strength of concrete is obtained from cube tests at the end of
Q4 | Pick up the incorrect statement from the following:
Q5 | If the permissible stress in steel in tension is 140 N/mm², then the depth of neutral axis for a singlyreinforced rectangular balanced section will be
Q6 | A construction joint is provided where
Q7 | Sand generally contains salt if it is obtained from:
Q8 | According to IS: 4561978, minimum slenderness ratio for a short column is
Q9 | Water cement ratio is
Q10 | For a concrete mix 1:3:6 and water cement ratio 0.6 both by weight, the quantity of waterrequired per bag, is
Q11 | is the span)
Q12 | Pick up the incorrect statement from the following:
Q13 | To prevent segregation, the maximum height for placing concrete, is
Q14 | For a simply supported beam of span 15 m, the minimum effective depth to satisfy the verticaldeflection limits should be
Q15 | For compacting plain concrete road surface of thickness less than 20 cm, we use
Q16 | Expansion joints are provided if the length of concrete structures exceeds
Q17 | The permissible diagonal tensile stress in reinforced brick work is
Q18 | Pick up the correct statement from the following:
Q19 | Separation of water or water sand cement from a freshly concrete, is known
Q20 | The critical section for finding maximum bending moment for footing under masonry wall islocated
Q21 | On a grading curve, the gap grading is represented by
Q22 | High temperature
Q23 | Horizontal construction joints in concrete walls are generally provided at
Q24 | Stress strain curve of high tensile steel
Q25 | Addition of pozzolana to cement causes