Choose the correct answer from the followings Use ACI method to design a concrete mix which is required to obtain f'c28 = 34.5MPa and a slump of 75mm . The fineness modulus of the aggregate is 3.0 , the bulk density of coarse aggregate is 1600 kg/m² and the maximum size is 25. Both the specific gravity of fine and coarse aggregate are 2.68. neglect the absorption and total moisture content . 1- The W/C ratio is * a-0.74 b-0.48 c-0.57 d-0.61 2- The cement content is * 420 kg/m3 240 kg/m3 204 kg/m3 402 kg/m3 3- The carse aggregate content is * 1140 kg/m3 1004 kg/m3 1040 kg/m3 1400 kg/m3 4- The fine aggregate content is * 807 kg/m3 780 kg/m3 708 kg/m3 870 kg/m3
Choose the correct answer from the followings Use ACI method to design a concrete mix which is required to obtain f'c28 = 34.5MPa and a slump of 75mm . The fineness modulus of the aggregate is 3.0 , the bulk density of coarse aggregate is 1600 kg/m² and the maximum size is 25. Both the specific gravity of fine and coarse aggregate are 2.68. neglect the absorption and total moisture content . 1- The W/C ratio is * a-0.74 b-0.48 c-0.57 d-0.61 2- The cement content is * 420 kg/m3 240 kg/m3 204 kg/m3 402 kg/m3 3- The carse aggregate content is * 1140 kg/m3 1004 kg/m3 1040 kg/m3 1400 kg/m3 4- The fine aggregate content is * 807 kg/m3 780 kg/m3 708 kg/m3 870 kg/m3
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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Choose the correct answer from the followings
Use ACI method to design a concrete mix which is required to obtain f'c28 = 34.5MPa and a slump of 75mm . The fineness modulus of the aggregate is 3.0 , the bulk density of coarse aggregate is 1600 kg/m² and the maximum size is 25. Both the specific gravity of fine and coarse aggregate are 2.68. neglect the absorption and total moisture content .
1- The W/C ratio is *
a-0.74
b-0.48
c-0.57
d-0.61
2- The cement content is *
420 kg/m3
240 kg/m3
204 kg/m3
402 kg/m3
3- The carse aggregate content is *
1140 kg/m3
1004 kg/m3
1040 kg/m3
1400 kg/m3
4- The fine aggregate content is *
807 kg/m3
780 kg/m3
708 kg/m3
870 kg/m3
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