nmdcat.online
AA Physics Addition of Vectors (Rectangular Components
nmdcat.online August 7, 2026

15. Two perpendicular displacement vectors have magnitudes 9 m and 12 m. Their resultant displacement is

A. 3 m
B. 15 m
✓
C. 21 m
D. 108 m

📝 Explanation

(R=sqrt{9^2+12^2}=15) m.

📖 Additional Information

  • 3 m
  • 15 m
  • 21 m
  • 108 m

(R=sqrt{9^2+12^2}=15) m.

🔗 Share This Question

Facebook Twitter LinkedIn WhatsApp

🧭 Navigate Questions

Previous Question

14. A resultant vector has (R_x=0) and (R_y=-12) N. Its direction is

Next Question

16. A force of 50 N acts at 37° above the horizontal. If cos 37° = 0.8 its horizontal component is

Back to All Questions

🔗 Related MCQs

45. A vector has magnitude 25 N and an x-component of 7 N. If it points into quadrant I its y-component is
August 7, 2026
46. Three displacement vectors have components ((4,3)) m ((6,-3)) m and ((-5,4)) m. The resultant components are
August 7, 2026
47. For the vectors in Question 46 the magnitude of the resultant is
August 7, 2026
48. Two vectors have components ((10,10)) N and ((-6,2)) N. The direction of their resultant relative to the positive x-axis is closest to
August 7, 2026
49. A vector has components (V_x=Vcostheta) and (V_y=Vsintheta). If its angle changes from 30° to 60° without changing its magnitude which statement is correct?
August 7, 2026

Categories

View all →