Question 1

In Autodesk Nastran 2025, what is the purpose of assigning an “idealization” during the preparation stage?

Accepted Answer

B. To specify physical properties and element types for the material

Answer

D. To remove unsupported faces

Answer

A. To enhance rendering performance during simulation

Answer

C. To import mesh directly from CAD

Question 2

Which type of Universal Testing Machine (UTM) is best for testing strong materials like steel?

Accepted Answer

Single-column UTM

Answer

Thermal tester

Answer

Manual tester

Answer

Hydraulic UTM

Question 3

The "prepare panel" in Autodesk Nastran 2025 allows users to do all of these except …

Accepted Answer

D. Generate final stress contour results

Answer

A. Define material properties

Answer

B. Apply surface offsets and mid-surfaces

Answer

C. Create shell structures from faces

Question 4

A mesh with smaller element size gives more accurate results but requires ___

Accepted Answer

A. Less accuracy and smaller file size

Answer

B. More memory and computing time

Answer

D. Elimination of connectors

Answer

C. Manual material editing

Question 5

What value of safety factor is considered “very safe or overdesigned” ?

Accepted Answer

D. Greater than 2.0

Answer

B. Between 1.0 - 1.5

Answer

C. Between 1.5 - 2.0

Answer

A. Less than 1.0

Question 6

A design is considered "overdesigned" when ___

Accepted Answer

C. It has very high safety factor and low stress

Answer

D. It fails during the test

Answer

A. It meets safety limits precisely

Answer

B. It uses very little material

Related quizzes