Electrons in an X-Ray Machine Are Accelerated from Rest Through

question 41

Multiple Choice

Electrons in an x-ray machine are accelerated from rest through a potential difference of 20,000 V.What is the kinetic energy of each of these electrons in eV?

• A) 20 eV
• B) 32 eV
• C) 13 eV
• D) 20 keV
• E) ​40 eV

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