The minimum wavelength of X-rays produced by the bombardment of electrons on the screen of a television set where the accelerating potential is 2.0K V will be______________?
A9.1 x 10-18m
B3.11 x 10-10m
C4 x 10-10m
D6.2 x 10-10m
Correct answer
D. 6.2 x 10-10m
Explanation
6.2 x 10-10m is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.