(a) How much work would it take to push two protons veryslowly from a separation of 2.00 * 10^-10 m (a typical atomic distance)to 3.00 * 10^-15 m (a typical nuclear distance)? (b) If the protons areboth released from rest at the closer distance in part (a), how fast arethey moving when they reach their original separation?
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(a) How much work would it take to push two protons very
slowly from a separation of 2.00 * 10^-10 m (a typical atomic distance)
to 3.00 * 10^-15 m (a typical nuclear distance)? (b) If the protons are
both released from rest at the closer distance in part (a), how fast are
they moving when they reach their original separation?
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- The intensity of cosmic ray radiation decreases rapidly with increasing energy, but there are occasionally extremely energetic cosmic rays that create a shower of radiation from all the particles they create by striking a nucleus in the atmosphere as seen in the figure given below. Suppose a cosmic ray particle having an energy of 1010 GeV converts its energy into particles with masses averaging 200 MeV/c2 . (a) How many particles are created? (b) If the particles rain down on a 1.00-km2 area, how many particles are there per square meter?The nuclear potential energy betweenthe proton and the neutron in a deuteriumnucleus (a hydrogen nucleus with a neutron)has an average value of 2.224 MeV. By howmuch does this interaction change the mass ofthe combined system in MeV/c 2 and kg? Whatis this as a fraction of the combined mass of theproton and the neutron?A particle of rest energy (moc) moving with speed (v) in the positive x-direction. This particke decays into tuo particles, each having rest energy of 140 Mev. One particles has of the olecay a kinetic of 282 Mev andd moreš in energy the positive x- direction. The other decay particle has a kinetic in the negative energy of 25 MeV and moves x-direction. a) calculate the rest energy Cmo c") 6) Calculate the speecl (v) of the nitial particle. before ofter mo Ek = 25 mev Ek = 82 meV %3D
- A cathode ray consists of electrons that have been accelerated from - to + charged plates. The speed at the negative plate is 0, and an electron reaches the positive plate with speed ß c. (A) Use classical mechanics. Calculate ß. (B) Use special relativity. Calculate B. Potential difference = 107 keV; (A) 0.647 You are correct. Your receipt no. is 152-8546 (b) 415 Submit Answer Incorrect. Tries 8/12 Previous Tries Previous TriesTrue of false ? The stopping power is a function of the charge of the particle, energy of the particle, and shape of the medium.As shown in Figure 1, two parallel plates have a potential ditterence of 12 V and are held a distance of 0.001m apart. A free charge held near the positive plate moves to the right, as shown, when it is released. It then moves through an opening in the negative plate on the right. 12V (a) Is the particle a proton or an electron? (b) What is the energy (in Joule) as it leaves the right plate? (c) How fast is it moving when it reaches the negative plate? (d) What are the magnitude and the direction of the electric field between the plates?
- A simple mass spectrometer may include an electron ionization (EI) source and magnetic sector mass analyzer. In this type of instrument, singly charged ions are produced and accelerated through the slit to the analyzer by applying high potentials to accelerator plates. If an ion with mass 339 amu and charge z = 1 is accelerated by a potential of 6500 V, what is its kinetic energy (in J)? Note: The following information may be useful for solving the two parts of this problem. 1 amu = 1.66 x 10-27 kg Electronic charge, e = 1.602 x 10-19 C 1J = 1 kg m/s² 1 V = 1 J/C Submit Answer What is the velocity of the ion?The electron in a hydrogen atom is initially at a distance2.12 Å from the proton, and then moves in the +x direction to a distance 0.529 Å from the proton.(a) Calculate the magnitude of the force on the electronat each separation.(b) Calculate the change in the potential energy betweenthe proton and the electron.(c) Calculate the change in the speed of the electron if theelectron was initially stationary.Provide the answers in 90 minutes, and count as 2 questions if needed.
- 2m Zcms 931mC,9,=1lne VoLOLITY SGLECTORA AN UNKNOWN MASS DARTICLE MOVES WIT SPEED , BETWEEry CHARGED PLATEs WITH WIDTHOE 2m. Finz a) Ē EIGLD BTwat 2) Fe on PARTIGLE PLATES, BTWN PLATEBO BFIELD BETWGGW PLATEI NEEDED TO ALLOW W PARTTELE TO MOVE THIROUGH PLATEI c) DiRECTson Of B FIGLW.(U,D,R,L,t,0) a SPEED AREA Of PeATES 3Im², a) ĕ b) fc WHICH ONE?Considering electron and proton as two charged particles separated by d = 5.9 × 10-11 m calculate the gravitational force between the proton and electron and find its ratio to the Coulomb force. Take the mass of the proton 1.7 x 10-27 kg, the mass of the electron 9.1 x 10-31 kg, the value of = 9x10⁹ m/F. Give the answer for the universal gravitational constant 6.7 x 10-11 N kg 2m-2, the electron charge -1.6 x 10-¹9 C and the gravitational force in 10-47 N. 1 Απερ Answer:A cyclotron is used to accelerate protons to 70 MeV. If these protons are elastically scattered from deuterons (2H) and tritons (3H), what are the maximum energies of the 2H and 3H?