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Which of the following types of matrix composites is particularly vulnerable to compression stress?Group of answer choicesnone of these are correctpolymerceramicmetal PreviousNext

Question

Which of the following types of matrix composites is particularly vulnerable to compression stress?Group of answer choicesnone of these are correctpolymerceramicmetal PreviousNext

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Solution

The question is asking which type of matrix composites is particularly vulnerable to compression stress. The options given are: none of these are correct, polymer, ceramic, and metal.

To answer this question, we need to understand what compression stress is and how it affects different materials.

Compression stress is a force that squeezes a material together. When a material is under compression, it tends to become compacted and smaller.

  1. Polymer matrix composites: These are generally flexible and have good resistance to compression. They are often used in applications where a certain degree of flexibility is required.

  2. Ceramic matrix composites: These are hard and brittle. They have excellent resistance to heat and corrosion, but they are not very good at handling compression stress. Under compression, ceramics can crack or shatter.

  3. Metal matrix composites: These are strong and ductile. They are good at handling both tensile and compressive stresses.

Based on this information, ceramic matrix composites are particularly vulnerable to compression stress.

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