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PhysicsModern PhysicsX-raysMedium2 minQB

PhysicsMediumsingle choice

The wavelength $λ$ of K - $α$ X-ray line from a target element of atomic number Z varies as

Answer:

Solution:

Moseley's law: $f = a (z - b)$ , with $b = 1$ for $K_{α}$ .

$f \propto (z - 1)^{2} λ = c / f \propto (z - 1)^{- 2} .$

Subject:PhysicsTopic:Modern PhysicsSubtopic:X-rays

⏱ 2mℹ️ Source: QB

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