How to find von-Klitzing constant based on graph?

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SUMMARY

The von Klitzing constant is a fundamental constant of nature valued at 8.854187817 × 10^−12 A⋅s/Vm and cannot be estimated through equations. Instead, it must be measured experimentally. This discussion clarifies the misconception that mathematical equations can provide an estimate for this constant.

PREREQUISITES
  • Understanding of fundamental physical constants
  • Familiarity with experimental measurement techniques
  • Basic knowledge of electrical units (A, V, m)
  • Awareness of the significance of the von Klitzing constant in quantum physics
NEXT STEPS
  • Research experimental methods for measuring fundamental constants
  • Explore the significance of the von Klitzing constant in quantum Hall effect studies
  • Learn about the role of constants in electrical engineering
  • Investigate the relationship between fundamental constants and physical laws
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Physicists, electrical engineers, and students studying quantum mechanics or experimental physics will benefit from this discussion.

john chen
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Homework Statement
How do i estimate the von-klitzing constant based on figure 2
Relevant Equations
Rk = h/e^2 (von-klizing constant)
Hi all,

242242


Given that the question:
242243

From what i know
242244
, I am not sure how this equation can help me estimate the von-klitzing constant? Or is there another way? Thanks!
 
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The answer to this question is that the von-Klitzing constant cannot be estimated using an equation. It is a fundamental constant of nature and must be measured experimentally. The exact value of the constant is 8.854187817 × 10^−12 A⋅s/Vm.
 

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