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10. What is the total solid volume of water, cement, coarse aggregate, and entrapped air, if the dry unit weight of coarse aggregate is 10.1 kN/m³. a. 0. 64 m b. 0. 46 m3 11. For a 10 m³ of concrete, how much cement (kN) is needed. c. 0.96 m d. 0.69 m3 c. 63.8 kN d. 68.3 kN a. 36. 8 kN b. 38.6 kN 12. If the combined solid volume of cement, water, coarse aggregate, and entrapped air is 0.55 m³, what is the weight of the dry sand in kN? a. 11.6 kN b 126 kN c. 13.6 kN d 146 kN

10. What is the total solid volume of water, cement, coarse aggregate, and entrapped air, if the dry unit weight of coarse aggregate is 10.1 kN/m³. a. 0. 64 m b. 0. 46 m3 11. For a 10 m³ of concrete, how much cement (kN) is needed. c. 0.96 m d. 0.69 m3 c. 63.8 kN d. 68.3 kN a. 36. 8 kN b. 38.6 kN 12. If the combined solid volume of cement, water, coarse aggregate, and entrapped air is 0.55 m³, what is the weight of the dry sand in kN? a. 11.6 kN b 126 kN c. 13.6 kN d 146 kN

Structural Analysis
Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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10) 0.69 m3

11) 36.8 kN

12) 11.6 kN

SITUATION 4. The basic data for proportioning trial batches for normal weight concrete with an average compressive strength of 25 MPa at 28 days are as follows: Slump Water-cement ratio by weight Specific gravity of cement . Specific gravity of coarse aggregate Specific gravity of fine aggregate Water (net mixing). Entrapped air ... Unit weight of concrete 75 mm to 100 mm 0.48 3.15 2.68 2.64 180 kg/ma 1% 23.6 kN/m3 10. What is the total solid volume of water, cement, coarse aggregate, and entrapped air, if the dry unit weight of coarse aggregate is 10.1 kN/m³. a. 0. 64 m3 b. 0. 46 m3 11. For a 10 m of concrete, how much cement (kN) is needed. а. 36. 8 kN b. 38.6 kN c. 0.96 m3 d. 0.69 m3 c. 63.8 kN d. 68.3 kN 12. If the combined solid volume of cement, water, coarse aggregate, and entrapped air is 0.55 m³, what is the weight of the dry sand in kN? a. 11.6 kN b. 12.6 kN c. 13.6 kN d. 14.6 kN
Transcribed Image Text:SITUATION 4. The basic data for proportioning trial batches for normal weight concrete with an average compressive strength of 25 MPa at 28 days are as follows: Slump Water-cement ratio by weight Specific gravity of cement . Specific gravity of coarse aggregate Specific gravity of fine aggregate Water (net mixing). Entrapped air ... Unit weight of concrete 75 mm to 100 mm 0.48 3.15 2.68 2.64 180 kg/ma 1% 23.6 kN/m3 10. What is the total solid volume of water, cement, coarse aggregate, and entrapped air, if the dry unit weight of coarse aggregate is 10.1 kN/m³. a. 0. 64 m3 b. 0. 46 m3 11. For a 10 m of concrete, how much cement (kN) is needed. а. 36. 8 kN b. 38.6 kN c. 0.96 m3 d. 0.69 m3 c. 63.8 kN d. 68.3 kN 12. If the combined solid volume of cement, water, coarse aggregate, and entrapped air is 0.55 m³, what is the weight of the dry sand in kN? a. 11.6 kN b. 12.6 kN c. 13.6 kN d. 14.6 kN
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