Dual Nature of Radiation and Matter

Question: An X-ray tube operates on 30 kV. What is the minimum wavelength emitted $(h = 6.6 \times {10^{ - 34}}$Js, $e = 1.6 \times {10^{ - 19}}$Coulomb, $c = 3 \times {10^8}$ms–1)



1) 0.133 Å
2) 0.4 Å
3) 1.2 Å
4) 6.6 Å
Solution: Explanation: No Explanation
X-Rays

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