Effect of Infill Density on Mechanical Properties Quiz
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Questions and Answers

Which factor has the highest influence on the tensile strength according to the regression equation?

Infill Density

What is the impact of Layer Thickness on tensile strength?

Negative

Which factor has the least influence on the tensile strength according to the regression equation?

Nozzle Temperature

Which parameter shows a statistically significant influence on tensile strength based on the p-values?

<p>Infill Density, Layer Thickness</p> Signup and view all the answers

What can be inferred about the relationship between Infill Density and Tensile Strength based on the regression equation?

<p>Positive</p> Signup and view all the answers

What does the F-Value indicate about the influence of Infill Density, Layer Thickness, and Nozzle Temperature on tensile strength?

<p>Significant</p> Signup and view all the answers

Which parameter has the highest influence on tensile strength?

<p>Infill density</p> Signup and view all the answers

What combination of parameters is most effective for a triangular pattern?

<p>Infill density (75%), Layer thickness (0.15), Nozzle temperature (210)</p> Signup and view all the answers

Which pattern requires an infill density of 75% for the most effective combination?

<p>Triangular pattern</p> Signup and view all the answers

What parameter has an improvement in tensile strength?

<p>Filament material</p> Signup and view all the answers

What parameter combination is most effective for a Zigzag pattern?

<p>Infill density (25%), Layer thickness (0.15), Nozzle temperature (200)</p> Signup and view all the answers

What is the confidence interval for estimating tensile strength?

<p>97%</p> Signup and view all the answers

Which parameter was found to be the most efficient factor for improving tensile strength in the study?

<p>Infill density</p> Signup and view all the answers

What were the optimum results for layer thickness, infill density, and nozzle temperature in the study?

<p>Layer thickness: 0.15mm, Infill density: 75%, Nozzle temperature: 210℃</p> Signup and view all the answers

What were the three different layer thicknesses considered in the experimental design?

<p>0.15mm, 0.25mm, 0.3mm</p> Signup and view all the answers

Which infill patterns were used in the study?

<p>Triangular, Gyroid, Zigzag</p> Signup and view all the answers

What method was used to print the test parts in the study?

<p>Fused Deposition Modeling (FDM)</p> Signup and view all the answers

How was the tensile strength of the test parts determined?

<p>Using ISO 527</p> Signup and view all the answers

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