A 0150-Kg Cart That Is Attached to an Ideal Spring with with a Force

Multiple Choice

A 0.150-kg cart that is attached to an ideal spring with a force constant (spring constant) of 3.58 N/m undergoes simple harmonic oscillations with an amplitude of 7.50 cm.What is the total mechanical energy of the system?

A) 0.0201 J
B) 0.0101 J
C) 0.269 J
D) 0.134 J
E) 0 J