General Studies · Strength of Materials
A steel rail, rigidly fixed at its ends, is assumed to be stress-free at 20°C. If the compressive stress required to cause buckling of the rail is 75 MPa, at what temperature will the rail buckle? (Take E = 200 GPa and α = 12.5 × 10-6/°C)
Verified Solution4 OptionsUpdated: October 2026👁️1 View
Share:
- 180°C
- 230°C
- 350°C✓
- 4-10°C
Correct answer
50°C
Download Single Question PDF
Save this question and verified answer as a clean study sheet with live clickable link.
👥
Share with Friends & Study Groups
Challenge your peer aspirants on WhatsApp or Telegram to solve this question!
Online Test Series
Start Free Mock Test →Preparing for General Studies?
Practice full-length mock tests with real exam timers, instant score analysis, and all-India ranking.
Chapter Practice
Practice Strength of Materials MCQs →Want more practice questions on Strength of Materials?
Solve complete topic-wise tests with detailed solutions on GkGet.
Related Practice Questions
Recommended practice questions in General Studies · Strength of Materials