A car rounds a curve with 50 m radius at 20 m/s. What is its centripetal acceleration?
Q1. A car rounds a curve with 50 m radius at 20 m/s. What is its centripetal acceleration?
Answer: 8 m/s²
Explanation: a = v² / r = 20² / 50 = 8 m/s², using the centripetal acceleration formula.