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In an Electron Gun, Electrons Are Accelerated Through a Region

Question 49

Multiple Choice

In an electron gun, electrons are accelerated through a region with an electric field of magnitude 1.5 × 104 N/C for a distance of 2.5 cm. If the electrons start from rest, how long does it take for the electrons to traverse the gun?


A) 1.1 ns
B) 1.1 µs
C) 2.2 ns
D) 2.2 µs
E) 4.4 ns

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