MCQ Practice Question Control SystemsSecond-Order Systems A second-order system with 0<ζ<1 is classified as? AUnderdamped BCritically damped COverdamped DUndamped only Show AnswerHide AnswerReport an error Correct Answer: A. Underdamped Explanation: A damping ratio between zero and one gives an underdamped response.Reference: Standard control systems: second-order systems