A Beam of Electrons Is Sent in the Positive X-Direction

question 76

Multiple Choice

A beam of electrons is sent in the positive x-direction in a region with a uniform magnetic field B in the positive y-direction and a uniform electric field E in the positive z-direction.At which of the following speeds would the electrons be deflected in the positive z-direction?

• A)v < E/B
• B)v = E/B
• C)v > E/B
• D)There is no speed for which this will happen.

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