if the particle is projected perpendicular to the field with an initial velocity voice.. class 12(physics)
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Explanation:
Correct option is
B
2msinθ
qBR
Let r be the radius of the circular path.
sinθ=
r
(
2
R
)
=
2r
R
r=
qB
mv
Substituting r,
2sinθ
R
=
qB
mv
v
0
=
2msinθ
qBR
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