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Elasticity_ Stress_ and Strain MCQs for Competitive Exams

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Elasticity_ Stress_ and Strain MCQs for Competitive Exams

Practice with answers, explanations, and exam-focused revision notes.

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Topic Notes: Elasticity_ Stress_ and Strain

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Quick Overview

Elasticity_ Stress_ and Strain MCQs in Physics are useful for candidates who need targeted practice for CSS, PMS, FPSC, PPSC, NTS, entry tests, and other competitive exams in Pakistan. This topic page is designed for quick revision, repeated practice, and exam-focused preparation.

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41
When a wire is subjected to a stretching force F resulting in an extension, what fundamental assumption must be satisfied for the energy stored in the wire to be calculated using standard elastic potential energy formulas?
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42
Which type of plastic material is commonly utilized in the manufacturing of gear wheels?
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43
Which type of geological fault is typically generated by tensional forces in the Earth's crust?
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44
What is the unit of strain in the CGS system of measurement?
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45
What is the term for the maximum stress a material can withstand before it undergoes permanent deformation?
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46
What are the dimensional units of stress?
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47
Upon which factor does the breaking stress of a wire primarily depend?
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48
In which state of matter are the molecules restricted from leaving their fixed positions?
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49
What is the term for the property of matter that allows a body to return to its original shape and size after the deforming force is removed?
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50
Which term describes materials that exhibit significant plastic deformation before reaching their fracture point?
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