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Question: 

Show that the cutoff wavelength $\lambda_0$ in an X-ray spectrum is given by

$\lambda_0 = \dfrac{1240 \textrm{ nm}}{V}$,
where V is the X-ray tube voltage in volts.

Source: Giancoli, Douglas C., Physics: Principles with Applications, 7th Edition, 2014.

Quick Answer: 

see video

Giancoli 7th Edition, Chapter 28, Problem 35

(1:57)

Chapter 28, Problem 35 is solved.

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