Atoms And Nuclei Question 290

Question: The wavelength of Ka X-rays produced by an X-ray tube is 0.76 A. Find the atomic number of the anode material of the tube?

Options:

A) 40

B) 30

C) 20

D) 10

Show Answer

Answer:

Correct Answer: A

Solution:

  • 1λ=RZ2(112122)=34RZ2 or Z2=43Rλ =43×(1.097×107)×(0.76×1010)=1599.25 or Z2=1600 Z=40.


NCERT Chapter Video Solution

Dual Pane