An Electron Is Accelerated Through a Potential Difference of 25

question 6

Multiple Choice

An electron is accelerated through a potential difference of 25 000 V.What is the de Broglie wavelength of the electron (in m) ?

• A)5.9 *10-12
• B)6.8 * 10-12
• C)6.5 *10-12
• D)7.8 * 10-12
• E)5.5 *10-12

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