Title: A steel wire, 3.2 m long, has a diameter of 1.2 mm. The wire stretches 1.6 mm Post by: mikael on May 14, 2014 A steel wire, 3.2 m long, has a diameter of 1.2 mm. The wire stretches 1.6 mm when it bears a load. Young's modulus for steel is 2.0 × 1011 Pa. The mass of the load is closest to: A) 12 kg B) 16 kg C) 20 kg D) 24 kg E) 28 kg Title: Re: A steel wire, 3.2 m long, has a diameter of 1.2 mm. The wire stretches 1.6 mm Post by: padre on Jun 11, 2014 Content hidden
Title: Re: A steel wire, 3.2 m long, has a diameter of 1.2 mm. The wire stretches 1.6 mm Post by: mikael on Jun 16, 2014 Thanks a lot, really helps.
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