A ball is swung in a horizontal circle of centre O with a...
A ball is swung in a horizontal circle of centre O with a constant speed. acceleration?
Away from O
Along the Circumference of the circle
Toward centre O
Along a tangent to the circle
Correct answer is C
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.
Which of the following statement about latent heat of vaporization is correct? It ...
Under which of the following conditions do gases conduct electricity? ...
Which of the following factors affects the speed of sound in air? i. Temperature ii. pressure i...