The Following Is a Force−extension Graph for Strips of Materials

question 8

Multiple Choice

The following is a force−extension graph for strips of materials A, B, C and D, each
Having initially the same cross-sectional area and length. When the strip is used as a cantilever, which one will sag the most when force F is applied to the free end?

• A) A
• B) B
• C) C
• D) D

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Definitions:

Isomeric

Describes molecules having the same molecular formula but arranged in different structural configurations, leading to different physical and chemical properties.

1,2-dichloroethene

An organic compound with the formula C2H2Cl2, existing as two geometric isomers: cis and trans, used as a solvent and in the manufacture of other chemicals.

Isomeric Form

Refers to molecules that have the same molecular formula but differ in the arrangement of atoms or orientation in space, leading to different physical and chemical properties.

Dipole Moment

A measure of the separation of positive and negative charges in a system, indicating the polarity of a chemical bond or molecule.