A 3-M Long Wire with a Diameter of 1 $\times$ 10¹⁰ N/m²

question 41

Multiple Choice

A 3-m long wire with a diameter of 1.5 mm has a Young's modulus of 9 $\times$ 10¹⁰ N/m².What mass hung from the wire would extend it by 3 mm?

• A)159 kg
• B)5.20 kg
• C)16.2 kg
• D)64.8 kg
• E)None of the above

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