A free neutron beta decays by creating a proton, an electron, and an antineutrino according to the reaction n -+ p + e¯ + 7.1magine that a free neutron were to decay by creating a proton and electronaccording to the reaction n + p + e -and assume the neutron is initially at rest in the laboratory.(a) Determine the energy released in this reaction.MeV(b) Energy and momentum are conserved in the reaction. Determine the speed of the proton and the electron after the reaction.electronprotonkm/s(c) Is either of these particles moving at relativistic speeds?O Both particles are relativistic.O The proton is relativistic.O Neither particle is relativistic.O The electron is relativistic.
A free neutron beta decays by creating a proton, an electron, and an antineutrino according to the reaction n -+ p + e¯ + 7.1magine that a free neutron were to decay by creating a proton and electronaccording to the reaction n + p + e -and assume the neutron is initially at rest in the laboratory.(a) Determine the energy released in this reaction.MeV(b) Energy and momentum are conserved in the reaction. Determine the speed of the proton and the electron after the reaction.electronprotonkm/s(c) Is either of these particles moving at relativistic speeds?O Both particles are relativistic.O The proton is relativistic.O Neither particle is relativistic.O The electron is relativistic.
Principles of Physics: A Calculus-Based Text
5th Edition
ISBN:9781133104261
Author:Raymond A. Serway, John W. Jewett
Publisher:Raymond A. Serway, John W. Jewett
Chapter31: Particle Physics
Section: Chapter Questions
Problem 11P
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A free neutron beta decays by creating a proton, an electron, and an antineutrino according to the reaction n -+ p + e¯ + 7.1magine that a free neutron were to decay by creating a proton and electron
according to the reaction n + p + e -and assume the neutron is initially at rest in the laboratory.
(a) Determine the energy released in this reaction.
MeV
(b) Energy and momentum are conserved in the reaction. Determine the speed of the proton and the electron after the reaction.
electron
proton
km/s
(c) Is either of these particles moving at relativistic speeds?
O Both particles are relativistic.
O The proton is relativistic.
O Neither particle is relativistic.
O The electron is relativistic.
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