Which of the following statement$(s)$ is/are correct?

  • A
    If the resultant of three forces is zero,then the vectors must be of equal magnitude.
  • B
    If the resultant of four non-zero forces is zero,then the vectors must be coplanar.
  • C
    If the resultant of three non-zero vectors is zero,then the vectors must be coplanar.
  • D
    All of these.

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