Damped SHMHardQuestion 31189
Question
Critical damping occurs when:
- Aγ = 0
- Bγ = ω₀Correct
- Cγ > ω₀
- Dγ < ω₀
Correct answer
γ = ω₀
Explanation
Critical damping: γ = ω₀ (or b = 2mω₀ = 2√(km)). System returns to equilibrium as fast as possible without oscillating. Used in door dampers, galvanometers.