📊 Theory Of Machine
Q. In a vibrating system, if the actual damping coefficient is 40 N/m/s and critical damping coefficient is 420 N/m/s, then logarithmic decrement is equal to
  • (A) 0.2
  • (B) 0.4
  • (C) 0.6
  • (D) 0.8
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✅ Correct Answer: (C) 0.6

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