Q8 · 2021 · Paper 1Simple familiar1 mark
QUESTION 8
The diagram shows two displacement vectors.
Calculate the resultant vector above the horizontal axis when Vector A is added to Vector B.
(A)
43.6 m at 36.6°
(B)
43.6 m at 53.4°
(C)
48.4 m at 18.1°
(D)
48.4 m at 71.9°
WORKED SOLUTION
1 markAnswer B
ANSWER
B
Worked solution
Resolving the two displacement vectors into horizontal and vertical components and adding them gives a resultant of approximately m at above the horizontal. Option B.
Selects option B.
Worked explanation by QCE Vault; correct option verified against the QCAA answer key.