Fermi
·
Concept Library
·
Courses
·
Books
·
Problems
·
Simulations
·
Math Wiki
·
High School
Fermi
›
Problems
Problem
Problem
An electron has velocity
v
=
(
2.0
×
10
6
m/s
)
i
^
+
(
3.0
×
10
6
m/s
)
j
^
\mathbf{v} = (2.0 \times 10^6 \text{ m/s})\hat{\mathbf{i}} + (3.0 \times 10^6 \text{ m/s})\hat{\mathbf{j}}
v
=
(
2.0
×
1
0
6
m/s
)
i
^
+
(
3.0
×
1
0
6
m/s
)
j
^
. Magnetic field present in the region is
B
=
(
0.030
T
)
i
^
−
(
0.15
T
)
j
^
\mathbf{B} = (0.030 \text{ T})\hat{\mathbf{i}} - (0.15 \text{ T})\hat{\mathbf{j}}
B
=
(
0.030
T
)
i
^
−
(
0.15
T
)
j
^
. a. Find the force on electron. b. Repeat your calculation for a proton having the same velocity.
Browse the problem library