A ball is swung in a horizontal circle of centre O with a constant speed. Its acceleration?

A. Away from O
B. Along the Circumference of the circle
C. Toward centre O
D. Along a tangent to the circle

Correct Answer:

Option C = Toward centre O

Explanation

Simple harmonic motion (SHM) is a special type of periodic motion where the restoring force on the moving object is directly proportional to the magnitude of the object’s displacement and acts towards the object’s equilibrium position.