KEAM 2018 Physics and Chemistry Paper

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Question : 52 of 120
 
Marks: +1, -0
A particle of charge Q moves with a velocity
−
v
=a
⋀
i
in a magnetic field
−
B
=b
⋀
j
+c
⋀
k
,
where a, b and c are constants. The magnitude of the force experienced by the particle is
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