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The graph given below, shows the variati...

The graph given below, shows the variation of `sqrt(f)` vs z for characteristics X- rays. Lines 1,2,3 and 4 shown in the graph corresponds to any one of `K_(alpha) , K_(beta) , L_(alpha)" or " L_(alpha)` emission, then `L_(beta)` is represented by ( f = frequency, z = Atomic number)

A

Line 1

B

Line 2

C

Line 3

D

Line 4

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The correct Answer is:
C
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