Understanding the Equation for High Speed Energy

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Discussion Overview

The discussion revolves around the equation for kinetic energy in the context of high-speed particles, specifically addressing the meanings of variables within the equation and their implications for energy calculations.

Discussion Character

  • Exploratory, Technical explanation, Conceptual clarification

Main Points Raised

  • One participant asks for clarification on the meaning of "m0" in the equation KE = mc^2 - m0c^2 and whether this equation applies only to high-speed particles.
  • Another participant proposes that "m0" represents the rest mass of the particle, while "m" denotes the relativistic mass, providing a formula for relativistic mass as m = m0/(sqrt(1-(v^2/c^2))).
  • A later reply clarifies the term "sqrt" as referring to the square root.

Areas of Agreement / Disagreement

Participants do not reach a consensus on the broader implications of the equation, and some questions remain regarding the application of the equation to different scenarios.

Contextual Notes

There are unresolved aspects regarding the definitions of mass in relativistic contexts and the specific conditions under which the equation applies.

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Im no expert but i think this is how it is!

The m0 stand for the particles rest mass (the mass you can look up in a physics book) and m stand for the relativistic mass

m=m0/(sqrt(1-(v^2/c^2)))

The total energy Etot = EK + m0*c^2 = m*c^2

Did this help?

/Daniel
 
Ya, thanks just one question what is sqrt?
 
square root
 
Ohhh, lol thanks
 

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