# Parallel orientation lower in energy than antiparallel orientation

Why is the parallel orientation slightly lower in energy than the anitiparallel orientiation?

berkeman
Mentor
What is the context of your question?

Gokul43201
Staff Emeritus
Gold Member
asdf1 said:
Why is the parallel orientation slightly lower in energy than the anitiparallel orientiation?
Because $-cos(0) < -cos(2\pi)$

Slight typo there Gokul, because $-cos(0) < -cos(\pi)$

thank you very much!

Gokul43201
Staff Emeritus
Gold Member
arunbg said:
Slight typo there Gokul, because $-cos(0) < -cos(\pi)$
Gah, yes of course.

However, the point I was trying to convey was that the question needed to be more specific for the answer to be meaningful.