Tamil Nadu Board of Secondary EducationHSC Science Class 12th

Write the relationship of de Broglie wavelength λ associated with a particle of mass m in terms of its kinetic energy K. - Physics

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Short Note

Write the relationship of de Broglie wavelength λ associated with a particle of mass m in terms of its kinetic energy K.

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Solution

Kinetic energy of the particle, K = `1/2 "mv"^2 = "P"^2/(2"m")`

p = `sqrt(2"mK")`

de-Broglie wavelength of the particle λ = `"h"/"p" = "h"/sqrt(2"mK")`

Concept: Matter Waves
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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 II. 12. | Page 137
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