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Concrete Technology and Design MCQ - Multiple Choice Question and Answer

Concrete Technology and Design MCQ with detailed explanation for interview, entrance and competitive exams. Explanation are given for understanding.

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Question No : 1
Addition of pozzolana to cement causes

Reduction in permeability
Loss of heat of hydration
Reduction in bleeding
All the above

Question No : 2
The high strength of rapid hardening cement at early stage, is due to its

Finer grinding
Burning at high temperature
Increased lime cement
Higher content of tricalcium

Question No : 3
In a spherical dome subjected to concentrated load at crown or uniformly distributed load, the meridional force is always

Zero
Tensile
Compressive
Tensile or compressive

Question No : 4
Sands of zone I are:

Course
Medium
Medium to fine
Fine

Question No : 5
The final operation of finishing floors, is known as

Screeding
Floating
Trowelling
Finishing

Question No : 6
The process of mixing, transporting, placing and compacting concrete using Ordinary Port land Cement should not take more than

30 minutes
40 minutes
60 minutes
90 minutes

Question No : 7
Vicat's apparatus is used for

Fineness test
Consistency test
Setting time test
Soundness test