Atten
work
a
.
F
=
qu
BsinQ
D
.
F
C
.
It
does
no
work
and
does
not
alter
the
Kinetic
energy
of
the
election
since
magnetic
force
&
.
mu
=
(9
.
1x10-3)
(2
.
5410
%
=
POST
=
(1
.
6
x
10
-
19)(6
.
5
x
103)
(0
.
2)
sin
190)
⑳
~
acting
on
is
perpendicular
to
the
velocity
.
Speed
remains
constant
while
direction
varies
.
R
=
B
(1
.
6
x
10
-
9)(0
.
3)
=
8
x
10
-
14N
=
-
+
=
GAM
Ca
=
O
fr
r
=
m
=
Bi =2B
=
2103)
=
0
=
119
ps
r
=
m