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A steel wire is used to lift heavy object. The cable has a diameter of (5.25...

A steel wire is used to lift heavy object. The cable has a diameter of (5.25 + A) mm and an initial length of (24.5 + B) m. If the cable stretches 2.50 mm, what is the mass of the heavy object? Use 20.0 x 1010 Pa for Young’s modulus for steel. Give your answer in kg and with 3 significant figures.

A=0

B=1

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Answer #1

Let the mass of the object is m.

We know Young's Modulus

  

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