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    What is the primary factor influencing elongation in a material under tensile stress?
    
    
        
    10. What is the primary factor influencing elongation in a material under tensile stress?
    
      - Conductivity 
 
      - Hardness
 
      - Density
 
      - Temperature
 
    
    Answer
    The correct answer is: D) Temperature
    Explanation
    Elongation in a material is significantly affected by temperature.