This preview shows page 1. Sign up to view the full content.
38. (a) The force at the equilibrium position
r
=
r
eq
is
13
7
eq
eq
eq
12
6
00
dU
A
B
F
rr
dr
r
r
=−
=
¡
−+
=
=
which leads to the result
r
A
B
A
B
eq
=
F
H
G
I
K
J
=
F
H
G
I
K
J
2
112
1
6
1
6
..
(b) This defines a minimum in the potential energy curve (as can be verified either by a
graph or by taking another derivative and verifying that it is concave upward at this
This is the end of the preview. Sign up
to
access the rest of the document.
This note was uploaded on 05/17/2011 for the course PHY 2049 taught by Professor Any during the Spring '08 term at University of Florida.
 Spring '08
 Any
 Physics, Energy, Force, Potential Energy

Click to edit the document details