Exam-style question
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What is resonance in a physical system?.
- A.The condition when the driving frequency matches the natural frequency
- B.The condition when the driving frequency is lower than the natural frequency
- C.The condition when the natural frequency is zero
- D.The condition when the system is at rest
Model answer
What a good answer should say
- The condition when the driving frequency matches the natural frequency
Explanation
Why this works
Resonance occurs when the frequency of an external force matches the natural frequency of a system, leading to increased amplitude of oscillation.
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