How Large a Force Is Necessary to Stretch a 1-Mm-Diameter

question 4

Multiple Choice

How large a force is necessary to stretch a 1-mm-diameter steel wire (Y = 2.0 × 10¹¹ N/m²) by 8.0%?

• A) 19.0 × 10³ N
• B) 12.6 × 10³ N
• C) 12.3 × 10³ N
• D) 25.1 × 10⁴ N
• E) ​12.6 × 10⁴ N

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