A Mass of 1000 Kg Hangs at the End of a Steel

question 17

Multiple Choice

A mass of 1000 kg hangs at the end of a steel rod 5.0 m in length. The diameter of the rod is 0.80 cm and Young's modulus for the rod is 210,000 MN/m². What is the elongation of the rod?

• A)1.2 cm
• B)0.46 cm
• C)0.12 cm
• D)1.8 cm
• E)0.047 cm

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