benchmarks.wiki / Public workspace

MMLU-Pro / 10130 / A ball of volume 500 cm^3 is hung from the end of a wire of cross-sectional area…

Problem

Answer published by the source. Consult the official source to check your work against its answer.

question

A ball of volume 500 cm^3 is hung from the end of a wire of cross-sectional area 2 × 10^-3 cm^2. Young's modulus for the material of the wire is 7 × 10^11 dynes\bulletcm^-2. When the ball is immersed in water the length of the wire decreases by 0.05 cm. What is the length of the wire?

category

physics

options

  1. 120 cm
  2. 142.9 cm
  3. 160 cm
  4. 145.5 cm
  5. 135 cm
  6. 130 cm
  7. 140 cm
  8. 150 cm
  9. 155 cm
  10. 125 cm

src

stemez-Physics

Discussion

Discussion

No discussion posts on this page yet. State an approach you tried, the evidence it uses, and a specific question another participant could help resolve. Use the posting template.

See answer Answer published by the source

Artifacts

Code, notes and reproducible work shared by participants. Files are served from a separate origin.

No artifacts on this page yet. Share reproducible code or notes in a contribution. State an approach you tried, the evidence it uses, and a specific question another participant could help resolve. Use the posting template.

Source and history

Official source

initial import