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Physics
Physics
Problem
An electron is moving with a velocity
v
⃗
=
(
3
×
10
6
m
s
)
i
^
\vec{v} = (3 \times 10^6 \frac{\text{m}}{\text{s}})\hat{i}
v
=
(
3
×
1
0
6
s
m
)
i
^
. It enters a region of magnetic field
B
⃗
=
(
91
mT
)
k
^
\vec{B} = (91 \text{ mT})\hat{k}
B
=
(
91
mT
)
k
^
. a. Calculate the magnetic force
F
⃗
B
\vec{F}_B
F
B
acting on electron and the radius of its path. b. Trace the path described by it.
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