Concrete Technology MCQs
Practice free Concrete Technology multiple-choice questions with instant answer feedback and step-by-step solutions. Click an option to check yourself, reveal the full explanation, and work through all 270 questions — no login required.
Question 109easy
If X, Y and Z are the fineness modulli of coarse, fine and combined aggregates, the percentage (P) of fine aggregates to combined aggregates, is
Question 110easy
If P , Y and Z are the weights of cement, fine aggregates and coarse aggregates respetively and WIG is the water cement ratio, the minimum quantity of water to be added to first batch, is obtained by the equation
Question 111easy
If 50 kg of fine aggregates and 100 kg of coarse agregates are mixed in a concrete whose water cement ratio is 06, the weight of water required for harsh mix, is
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Question 112easy
In the method of voids for determination of the quantity of cement paste, it is assumed that
Question 113easy
The ratio of various ingredients (cement, sand, aggregates) in concrete of grade M 200, is
Question 114easy
If the various concrete ingredients ie cement, sand and aggregates are in the ratio of 1 : 3 : 6, the grade of concrete, is
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Question 115easy
Pick up the incorrect statement from the following :
Question 116easy
Shrinkage in concrete can be reduced by using
Question 117easy
The 28 days cube strength of mass concrete using aggregates of maximum size 5 cm for gravity dams should be