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Electromagnetic Waves — Physics STD 12 Science — Question

Rajasthan BoardEnglish MediumSTD 12 SciencePhysicsElectromagnetic Waves1 Mark
Question
Name the EM waves used for studying crystal structure of solids. What is its frequency range?
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Answer

$\text{X }\text{rays},3\times10^{16}\text{Hz to }3\times10^{20}\text{Hz}.$

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