Which of the following is the relativistic formula for the wavelength i of a particle having rest mass m, and kinetic energy K? Answer Choices: hc a. K +2m,c²K h b. 2 = K+2m,c²K VK - 2m,c°K h d. JK - 2m,c*K C.
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- How rapidly would each of the following particles be moving if they all had the same wavelength as a photon of red light (wavelength = 750 nm)?a. An electron of mass 9.10939 x 10^-28 g?b. A proton of mas 1.67262 x 10^-24 gc. A neutron of mass 1.67493 x 10^-24 gd. An alpha particle of mass 6.64 x 10^-24 g Please don't provide handwriting solutionA certain X-ray machine generates X-rays from a beam of electrons accelerated from zero to 99.9999999 per cent the speed of light in a long linear accelerator of length 3.2 km. The electrons are generated in pulses of duration ∆t = 100 fs. The generated x-rays from the target are also short pulses (λ = 0.15 nm). Determine the energy of a single x-ray photon in the beam. a.) 8.27 eV b.) 8.27 J c.) 8.27 keV d.) none of these.Q 2(a)The E* particle has a rest energy of 1385 MeV and a lifetime of 2.0 x 10-23 s. What would be a typical range of outcomes of measurements of the E* rest energy? (b)A nucleus emits a gamma ray of energy 1.2 MeV from a state that has a lifetime of 2.1 ns. What is the uncertainty in the energy of the gamma ray?