Physics · Strength of Materials
The total elongation of a uniform bar due to its self-weight is given by (where w is the specific weight, L is the length, and E is Young's Modulus of the bar):
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1w 2 L E
- 2wL 2 E
- 3wL 2 2E✓
- 4w 2 L 2E
Correct answer
wL 2 2E
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