Calculate the energy of the proton

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SUMMARY

The discussion focuses on calculating the energy of a proton moving in a circular path within a 1.15T magnetic field, with a radius of 9.3mm. The relevant equations include F=ma=mv²/r and F=qvB, leading to the determination of the proton's velocity as approximately 1,022,833 m/s. The force exerted on the proton is calculated to be 1.882 x 10^-13 N. The conversation emphasizes the need to convert this force into energy, highlighting the kinetic energy formula as the next step in the calculation.

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  • Familiarity with electromagnetic theory, particularly Lorentz force
  • Knowledge of kinetic energy calculations
  • Basic proficiency in unit conversions, especially between joules and electron volts (eV)
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  • Research the conversion between joules and electron volts (1 eV = 1.6 x 10^-19 J)
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  • Study the principles of circular motion in the context of charged particles in magnetic fields
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Homework Statement



A proton moves in a circular path perpendicular to a 1.15T magnetic field. The radius of its path is 9.3mm. Calculate the energy of the proton in eV.

Homework Equations



F=ma=mv^2/r, F=qvB

The Attempt at a Solution



F=ma=mv^2/r=qvB

mv/r=qB
v=qBr/m=1.6*10^-19*1.15*0.0093=1022833

F=qvB=1.6*10^-19*1022833*1.15=1.882*10^-13

I don't know how to convert F to the energy...
Well, first of all, am I correct so far?
 
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Well, you've calculated the velocity. If the proton has velocity its moving, so what type of energy does it have?
 

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