choose the correct answer Q1A- Compacting is done to: * 1-Placing concrete on flat surface 2-Remove air bubbles 3-Placing concrete on sloping surface 4-Introducing air bubbles B- The higher the...







choose the correct answer



Q1A- Compacting is done to: *





















1-Placing concrete on flat surface


















2-Remove air bubbles


















3-Placing concrete on sloping surface


















4-Introducing air bubbles


















B- The higher the elastic modulus, the lower resistant the material is to deformation. *





















1-True


















2-False


















C That specimens whose length (h) is less than 1.5d show a ______ strength than those with a greater length *





















1-Higer


















2-Equal


















3-Less


















4-Other












Jun 11, 2022
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