Tamil Nadu Board of Secondary EducationHSC Science Class 12

In an electron microscope, the electrons are accelerated by a voltage of 14 kV. If the voltage is changed to 224 kV, then the de Broglie wavelength associated with the electrons would - Physics

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MCQ

In an electron microscope, the electrons are accelerated by a voltage of 14 kV. If the voltage is changed to 224 kV, then the de Broglie wavelength associated with the electrons would

Options

  • increase by 2 times

  • decrease by 2 times

  • decrease by 4 times

  • increase by 4 times

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Solution

decrease by 4 times

Concept: Matter Waves
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Chapter 8: Dual Nature of Radiation and Matter - Evaluation [Page 135]

APPEARS IN

Tamil Nadu Board Samacheer Kalvi Class 12th Physics Volume 1 and 2 Answers Guide
Chapter 8 Dual Nature of Radiation and Matter
Evaluation | Q I. 2. | Page 135
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