Physics, 09.07.2020 01:01, Undrea43

The proton from the decay of the neutron is moving at 0.75 c. An observer on the proton measures the radius of the electron as 10 fermi. A Fermi is 10-15 m. What is the radius of the electron measured by someone on the electron?

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The proton from the decay of the neutron is moving at 0.75 c. An observer on the proton measures the...