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Frequencies of Kalpha X-rays of differen...

Frequencies of `K_alpha` X-rays of different materials are measured. Which one of the graphs in figure (44-Q1) may represent the relation between the frequency v and the atomic number Z.

A

a

B

b

C

c

D

d

Text Solution

Verified by Experts

The correct Answer is:
D
`sqrt(v)=a(Z-b)`
`v=a^(2)(Z-b)`
`ypropx^(2)` (parabola open upward)
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