A 977-kg object hangs from the lower end of a steel rod 3.9 m long that is suspended vertically. The diameter of the rod is 6.0 cm and Young's modulus for the rod is 210,000 MN/m². What is the elongation of the rod due to this object? Express your answer in millimeters and in two decimal places.
A 977-kg object hangs from the lower end of a steel rod 3.9 m long that is suspended vertically. The diameter of the rod is 6.0 cm and Young's modulus for the rod is 210,000 MN/m². What is the elongation of the rod due to this object? Express your answer in millimeters and in two decimal places.
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