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JEE Mains · Physics · STD 12 - Nuclei
  • JEE Mains 2014
  • Medium
  • MCQ

Match List \(I\) (Wavelength range of electromagnetic spectrum) with List \(II\) (Method of production of these waves) and select the correct option from the options given below the lists
List \(I\) List \(II\)
\((1)\) \(700\, nm\) to \(1\,mm\) \((i)\) Vibration of atoms and molecules
\((2)\) \(1\,nm\) to \(400\, nm\) \((ii)\) Inner shell electrons in atoms moving from one energy level to a lower level
\((3)\) \( < 10^{-3}\,nm\) \((iii)\) Radioactive decay of the nucleus
\((4)\) \(1\,mm\) to \(0.1\,m\) \((iv)\) Magnetron valve

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Answer & Solution

Correct Answer

(D) \((1)-(i), (2)-(ii), (3)-(iii), (4)-(iv)\)

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Vibration of atoms and molecules \(700\, nm\) to \(1\,nm\) Radioactive decay of the nucleus \( < 10^{-3}\, nm\) Magnetron valve \(1\, nm\) to \(0.1\, m\)
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