πŸ“Š Theory Of Machine
Q. A system of masses rotating in different parallel planes is in dynamic balance if the
  • (A) Resultant force is equal to zero
  • (B) Resultant couple is equal to zero
  • (C) Resultant force and resultant couple are both equal to zero
  • (D) Resultant force is numerically equal to the resultant couple, but neither of them need necessarily be zero
πŸ’¬ Discuss
βœ… Correct Answer: (C) Resultant force and resultant couple are both equal to zero

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