Question 1
A person walks 13 m North, then 22 m South, then 10 m West. Find his displacement from the starting point.
Step-by-step:
1. Track net displacement:
- North-South: -9 m South
- East-West: -10 m West
2. Displacement = √(-10² + -9²) = √181 = 13 m
3. Total distance walked = 45 m
1. Track net displacement:
- North-South: -9 m South
- East-West: -10 m West
2. Displacement = √(-10² + -9²) = √181 = 13 m
3. Total distance walked = 45 m