Physics · Classical Mechanics
For a compound pendulum, what is the correct Lagrangian equation of motion in the generalized coordinate θ?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1ddt(θ̇I) + mgh sin(θ) = 0
- 2ddt(Iθ̇) + mgh sin(θ) = 0✓
- 3ddt(Iθ̇) - mgh sin(θ) = 0
- 4ddt(Iθ) + mgh sin(θ) = 0
Correct answer
ddt(Iθ̇) + mgh sin(θ) = 0
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