Surprise Flashcard-1

Front

Which of the following is NOT a common classification of composites? Polymer Matrix Composites (PMC), Metal Matrix Composites (MMC), Carbon-Carbon Composites (CCC), Thermosetting Composites (TSC)

Back

Thermosetting Composites (TSC)

Front

What is the main function of the matrix in a composite material?

Back

Transfer load between fibers and protect them

Front

Which of the following is a common method for manufacturing glass fibers? Options: Pultrusion, Melt Spinning, Electrospinning, Chemical Vapor Deposition (CVD)

Back

Melt Spinning

Front

Which closed mould process is widely used for high-volume composite manufacturing?

Back

Compression Molding

Front

What is a common repairing technique for composite materials?

Back

Adhesive bonding

Front

Which of the following is NOT an elastic constant used in Hooke’s Law?
Young’s modulus, Poisson’s ratio, Shear modulus, Yield strength

Back

Yield strength

Front

Which type of material has the same elastic properties in all directions?

Back

Isotropic

Front

Which mechanical testing method is used to determine a material’s ability to withstand cyclic loading?

Back

Fatigue test

Front

The Tsai-Hill failure criterion is primarily used for which type of materials?

Back

Composite materials

Front

What is the key difference between the Tsai-Hill and Tsai-Wu failure criteria?

Back

Tsai-Wu includes interaction terms for different stress components, while Tsai-Hill does not.