If 10000 V is applied across an X-ray tube, what will be the ratio of de-Broglie wavelength of the incident electrons to the shortest wavelength X-ray produced?
(e/m for electron = 1.8 × 10¹¹C kg⁻¹)
A. 0.1
B. 0.2
C. 0.3
D. 1.0