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The state of two dimensional stress acting on a concrete lamina consists of a direct tensile stress,σx = 1.5 N/mm2, and shear stress て = 1.20 N/mm2, which cause cracking of concrete. The tensile strength of the concrete, in N/mm2, is (Answer up to two decimal places)
Correct answer is '2.17'. Can you explain this answer?
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The state of two dimensional stress acting on a concrete lamina consi...
Direct tensile stress, = 1.5 N/mm2,
shear stress = 1.20 N/mm2
σmax = 2.17 N/mm2
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The state of two dimensional stress acting on a concrete lamina consi...
State of Stress
The given problem states that a concrete lamina is subjected to a two-dimensional stress state consisting of a direct tensile stress (σx) and a shear stress (τxy). The values of these stresses are given as σx = 1.5 N/mm² and τxy = 1.20 N/mm², respectively.
Tensile Strength of Concrete
To determine the tensile strength of the concrete, we need to understand the relationship between stress and strength. The tensile strength of a material represents the maximum stress it can withstand before failure occurs.
Analysis
In this case, the concrete lamina is subjected to a direct tensile stress (σx) and a shear stress (τxy). Since the concrete is cracking under these stresses, it means that the tensile strength of the concrete is being exceeded.
Comparison with Tensile Stress
To determine the tensile strength, we need to compare the direct tensile stress (σx) with the tensile strength of the concrete. If the tensile stress exceeds the tensile strength, cracking or failure will occur.
Calculating the Tensile Stress
Given:
Direct tensile stress (σx) = 1.5 N/mm²
To calculate the tensile strength, we need to find the maximum value of the tensile stress. Since the direct tensile stress is given as 1.5 N/mm², this is the maximum value.
Comparing Tensile Stress and Tensile Strength
Comparing the direct tensile stress (σx) with the tensile strength, we can write:
Tensile Stress (σx) = Tensile Strength
1.5 N/mm² = Tensile Strength
Therefore, the tensile strength of the concrete is 1.5 N/mm².
Conversion to N/mm²
The given answer is '2.17', which does not match the calculated tensile strength of 1.5 N/mm². It is possible that the given answer is in a different unit or there might be an error in the calculation or interpretation.
Conclusion
Based on the given information, the tensile strength of the concrete lamina is 1.5 N/mm². The answer provided as '2.17' does not match the calculated value and might be incorrect or in a different unit. It is important to double-check the calculations and units to ensure accuracy.
The given problem states that a concrete lamina is subjected to a two-dimensional stress state consisting of a direct tensile stress (σx) and a shear stress (τxy). The values of these stresses are given as σx = 1.5 N/mm² and τxy = 1.20 N/mm², respectively.
Tensile Strength of Concrete
To determine the tensile strength of the concrete, we need to understand the relationship between stress and strength. The tensile strength of a material represents the maximum stress it can withstand before failure occurs.
Analysis
In this case, the concrete lamina is subjected to a direct tensile stress (σx) and a shear stress (τxy). Since the concrete is cracking under these stresses, it means that the tensile strength of the concrete is being exceeded.
Comparison with Tensile Stress
To determine the tensile strength, we need to compare the direct tensile stress (σx) with the tensile strength of the concrete. If the tensile stress exceeds the tensile strength, cracking or failure will occur.
Calculating the Tensile Stress
Given:
Direct tensile stress (σx) = 1.5 N/mm²
To calculate the tensile strength, we need to find the maximum value of the tensile stress. Since the direct tensile stress is given as 1.5 N/mm², this is the maximum value.
Comparing Tensile Stress and Tensile Strength
Comparing the direct tensile stress (σx) with the tensile strength, we can write:
Tensile Stress (σx) = Tensile Strength
1.5 N/mm² = Tensile Strength
Therefore, the tensile strength of the concrete is 1.5 N/mm².
Conversion to N/mm²
The given answer is '2.17', which does not match the calculated tensile strength of 1.5 N/mm². It is possible that the given answer is in a different unit or there might be an error in the calculation or interpretation.
Conclusion
Based on the given information, the tensile strength of the concrete lamina is 1.5 N/mm². The answer provided as '2.17' does not match the calculated value and might be incorrect or in a different unit. It is important to double-check the calculations and units to ensure accuracy.
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The state of two dimensional stress acting on a concrete lamina consists of a direct tensile stress,σx = 1.5 N/mm2, and shear stress て = 1.20 N/mm2, which cause cracking of concrete. The tensile strength of the concrete, in N/mm2, is (Answer up to two decimal places)Correct answer is '2.17'. Can you explain this answer?
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The state of two dimensional stress acting on a concrete lamina consists of a direct tensile stress,σx = 1.5 N/mm2, and shear stress て = 1.20 N/mm2, which cause cracking of concrete. The tensile strength of the concrete, in N/mm2, is (Answer up to two decimal places)Correct answer is '2.17'. Can you explain this answer? for Civil Engineering (CE) 2024 is part of Civil Engineering (CE) preparation. The Question and answers have been prepared according to the Civil Engineering (CE) exam syllabus. Information about The state of two dimensional stress acting on a concrete lamina consists of a direct tensile stress,σx = 1.5 N/mm2, and shear stress て = 1.20 N/mm2, which cause cracking of concrete. The tensile strength of the concrete, in N/mm2, is (Answer up to two decimal places)Correct answer is '2.17'. Can you explain this answer? covers all topics & solutions for Civil Engineering (CE) 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for The state of two dimensional stress acting on a concrete lamina consists of a direct tensile stress,σx = 1.5 N/mm2, and shear stress て = 1.20 N/mm2, which cause cracking of concrete. The tensile strength of the concrete, in N/mm2, is (Answer up to two decimal places)Correct answer is '2.17'. Can you explain this answer?.
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