A mass is connected to a spring and it vibrates up and down, forming a simple harmonic system.
Which of the following are correct?
- The kinetic energy of the mass is at a maximum half way up.
- The potential energy of the system is at a maximum at the top of the mass’s motion.
- The potential energy of the system is at a maximum at the bottom of the mass’s motion.
A. 1, 2 and 3
B. 1 and 2 only
C. 2 only
D. 3 only
E. 1 only