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a) Calculate the currents I1, I2 and I3 indicated in the figure
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- Check Your Understanding What is if v=0.650c?Describe the following physical occurrences as events, that is, in the form (x, y, z, t): (a) A postman rings a doorbell of a house precisely at noon. (b) At the same lime as the doorbell is lung, a slice of bread pops out of a toaster that is located 10 1T1 from the door in the east direction from the door. (c) Tell seconds later, an airplane arrives at the airport, which is 10 km from the door in the east direction and 2 km to the south.What is for a proton having a mass energy of 938.3 MeV accelerated through an effective potential of 1.0 TV (teravolt) at Fermilab outside Chicago?
- (a) Beta decay is nuclear decay in which an electron is emitted. If the electron is given 0.750 MeV of kinetic energy, what is its velocity? (b) Comment on how the high velocity is consistent with the kinetic energy as it compares to the rest mass energy of the electron.electron is to be accelerated in a uniform electric field having a strength of 2x10^6. what energy in KeV is given to the electron if it is accelerated through 0.4m? What distance would it have to be accelerated to increase its energy by 50GeV?What is the speed of a beam of electrons (in SI units) that go undeflected when passing through crossed electric and magnetic fields of magnitude (5.07x10^0)x104 V/m and (4.270x10^0)x10-3 T, respectively? Give your answer to 3 sf.
- A particle passes through a mass spectrometer as illustratedin Figure P19.15. The electric field between the plates ofthe velocity selector has a magnitude of 8 250 V/m, and themagnetic fields in both the velocity selector and the deflectionchamber have magnitudes of 0.093 1 T. In the deflectionchamber the particle strikes a photographic plate 39.6 cmremoved from its exit point after traveling in a semicircle.(a) What is the mass - to - charge ratio of the particle? (b) Whatis the mass of the particle if it is doubly ionized? (c) What isits identity, assuming it’s an element?Assume that an electron is accelerated from a to b in a CRT(cathode ray tube) as in the figure below.Vba= 6*1000V. What is the speed of electron arrived at plate b?An alpha particle is whizzing by at a velocity determined by its KE of 5 Mev. a ) What is the velocity of the alpha particle? b) What is the magnetic field at the position of a nucleus 2nm away from the alpha particle at angle of 900 to the velocity of the alpha. Alpha particle has charge of 2e but mass of 4 protons.
- At the Fermilab accelerator in Weston, Illinois, singly charged ions with momentum 3.3 × 10−16 kg m/s are held in a circular orbit of radius 1.00 km by an upward magnetic field. What B field must be used to maintain the ions in this orbit? (qion = 1.60 × 10−19 C)The mass of an electron is 9.109 381 88 * 10-31 kg.To eight significant figures, find the following for the given electron kinetic energy: (a) gama and (b) b for K =1.000 000 0 keV, (c) g and (d) b for K = 1.000 000 0 MeV, and then (e) g and (f) b forK = 1.000 000 0 GeV.An electron has a velocity v= 0.990c. (a) Calculate the kinetic energy in MeV of the electron. (b) Compare this with the classical value for kinetic energy at this velocity. (The mass of an electron is 9.11 x 10-31 kg .)