A ball swinging at the end of a massless string,as shown in the figure,undergoes simple harmonic motion.At what point (or points)is the magnitude of the instantaneous acceleration of the ball the greatest?
A)A and D
B)B
C)C
D)A and C
E)A and B

Question

A ball swinging at the end of a massless string,as shown in the figure,undergoes simple harmonic motion.At what point (or points)is the magnitude of the instantaneous acceleration of the ball the greatest? 
A)A and D 
B)B 
C)C 
D)A and C 
E)A and B

Quizplus · Accepted Answer

The Answer of A ball swinging at the end of a massless string,as shown in the figure,undergoes simple harmonic motion.At what point (or points)is the magnitude of the instantaneous acceleration of the ball the greatest? 
A)A and D 
B)B 
C)C 
D)A and C 
E)A and B

A Ball Swinging at the End of a Massless String,as