engineering physics MCQ #821

A car is moving on a circular track. If its speed is 30 m/s and radius is 90 m, find its centripetal acceleration.

engineering physics MCQ #821

  1. Question 1

    Q1. A car is moving on a circular track. If its speed is 30 m/s and radius is 90 m, find its centripetal acceleration.

    • A) 5 m/s²
    • B) 10 m/s²
    • C) 15 m/s²
    • D) 20 m/s²

    Answer: 10 m/s²

    Explanation: Centripetal acceleration = v² / r = (30)² / 90 = 10 m/s², using a = v² / r formula.