The velocity time graph above describes the motion of a particle between two points P and Q. What is the distance between P and Q?
Attached Figure / Diagram
A
17.0m
B
18.0m
C
22.5m
D
30.0m
Verified Correct Answer: B.
Physical Principles & Numerical Solution
distance = area under the graph.
= \(\frac{1}{2}\times 1 \times 4 ) + \frac{1}{2} \times (4+6)\times 1) + (6 \times 1.5) + (\frac{1}{2}\times(2 + 6)\times 0.5)\) = 18m
Source: Myschool Past Questions Archive (Record #41659)