Question 1
A person walks 19 m East, then 25 m East, then 20 m West, then 22 m East. Find his displacement from the starting point.
Step-by-step:
1. Track net displacement:
- North-South: 0 m 0
- East-West: 46 m East
2. Displacement = √(46² + 0²) = √2116 = 46 m
3. Total distance walked = 86 m
1. Track net displacement:
- North-South: 0 m 0
- East-West: 46 m East
2. Displacement = √(46² + 0²) = √2116 = 46 m
3. Total distance walked = 86 m