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Imagine you are sitting in a chamber wit...

Imagine you are sitting in a chamber with your back to one wall. An electron beam, moving horizontally from back wall towards the from wall, is deflected by a strong magnetic field to your right side. What is the direction of the magnetic field?

A

Vertically upwards

B

vertically downwards

C

horizontal perpendicular to the direction of motion of the elctron beam

D

horizontal and parallel to the direction of motion of the electron beam

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The correct Answer is:
B
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