In an Electron Gun, Electrons Are Accelerated Through a Region

question 82

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 fast are they moving after traversing the gun?

• A) 1.1 × 10⁴ m/s
• B) 1.1 × 10⁷ m/s
• C) 2.3 × 10⁴ m/s
• D) 2.3 × 10⁷ m/s
• E) 2.6 × 10¹⁵ m/s

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