I do not know how to solve the attached phyiscs question. Part AProton-beam therapy can be preferable to X rays for cancer treatment(although much more expensive) because protons deliver most of theirenergy to the tumor, with less damage to healthy tissue. A cyclotronused to accelerate protons for cancer treatment repeatedly passes theprotons through a 15-kV potential difference.How many passes are needed to bring the protons' kinetic energy to 1.5 x 10-11 J?V ΑΣφN =SubmitRequest AnswerPart BWhat's that energy in eV?Express your answer in electron volts.?E =eVSubmitRequest Answer

Answered: Image /qna-images/answer/b757be6c-2b53-48f0-b5ad-dc1b2cf753c0.jpg

Answered: apy ays more expensive) because protons…

apy ays more expensive) because protons deliver most of their nor, with less damage to healthy tissue. A cyclotron te protons for cancer treatment repeatedly passes the a 15-kV potential difference.

University Physics Volume 2

18th Edition

ISBN:9781938168161

Author:OpenStax

Publisher:OpenStax

Chapter11: Magnetic Forces And Fields

Section: Chapter Questions

Problem 55P: The magnetic field in a cyclotron is 1.25 T, and the maximum orbital radius of the circulating...

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Question

I do not know how to solve the attached phyiscs question.

Part A
Proton-beam therapy can be preferable to X rays for cancer treatment
(although much more expensive) because protons deliver most of their
energy to the tumor, with less damage to healthy tissue. A cyclotron
used to accelerate protons for cancer treatment repeatedly passes the
protons through a 15-kV potential difference.
How many passes are needed to bring the protons' kinetic energy to 1.5 x 10-11 J?
V ΑΣφ
N =
Submit
Request Answer
Part B
What's that energy in eV?
Express your answer in electron volts.
?
E =
eV
Submit
Request Answer

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