Mathematics · Elasticity
A wire of length 2L is stretched horizontally between two fixed posts. A lantern of mass M is suspended exactly from the middle of the wire. The cross-sectional area of the wire is A and its modulus of elasticity is E. Determine the angle of sagging (θ) of the wire, assuming θ is very small.
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1(Mg / AE)14
- 2(Mg / AE)13✓
- 3(Mg / AE)12
- 4Mg / AE
Correct answer
(Mg / AE)13
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