7.0 kg is hung from a steel wire of diameter 0.75 mm and length 2.5 meters.
(S = 8.2 × 10¹⁰ N/m²; Y = 20 × 10¹⁰ N/m²)
(a) By how much does the wire stretch?
(b) If the wire diameter were doubled, what would be the stretch?

Question

Quizplus · Accepted Answer

The Answer of 7.0 kg is hung from a steel wire of diameter 0.75 mm and length 2.5 meters. (S = 8.2 × 10¹⁰ N/m²; Y = 20 × 10¹⁰ N/m²) (a) By how much does the wire stretch? (b) If the wire diameter were doubled, what would be the stretch?

70 Kg Is Hung from a Steel Wire of Diameter