COMEDK Exam 2020 Solved Paper

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Question : 44 of 180
 
Marks: +1, -0
An electron moves with speed of 2×105m∕ s along the positive x-direction in a magnetic field B=(
^
i
−4
^
j
−3
^
k
)
T. The magnitude of the force (in N) experienced by the electron is
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