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Physics THERMODYNAMICS
nmdcat.online June 25, 2026

If vector R = A + B, and R = A – B in magnitude, then…

A. B must be a null vector
B. A and B must be perpendicular
✓
C. A must be a null vector
D. A and B must be parallel

📖 Additional Information

  • B must be a null vector
  • A and B must be perpendicular
  • A must be a null vector
  • A and B must be parallel

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