A 40.4-MeV proton moves in the horizontal plane in a region of vertically-directed magnetic field. Find the magnetic field magnitude if the proton experiences a 55.4 pN magnetic force.
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- can you please ans (a) (b) (c)?In the figure, an electron accelerated from rest through potential difference V1=1.26 kV enters the gap between two parallel plates having separation d = 19.6 mm and potential difference V2= 52.4 V. The lower plate is at the lower potential. Neglect fringing and assume that the electron's velocity vector is perpendicular to the electric field vector between the plates. In unit-vector notation, what uniform magnetic field allows the electron to travel in a straight line in the gap? I need this in units of mT.In the figure, an electron accelerated from rest through potential difference V1-1.26 kV enters the gap between two parallel plates having separation d = 19.6 mm and potential difference V2- 52.4 V. The lower plate is at the lower potential. Neglect fringing and assume that the electron's velocity vector is perpendicular to the electric field vector between the plates. In unit-vector notation, what uniform magnetic field allows the electron to travel in a straight line in the gap? Number ( o ĵ+ i R) Units mT 124.7
- (a) A velocity selector consists of electric and magnetic fields described by the expressions E = EK and B = B ĵ, with B = 25.0 mT. Find the value of E (in kV/m) such that a 830 eV electron moving in the negative x-direction is undeflected. 427 kv/m (b) What If? For the value of E found in part (a), what would the kinetic energy of a proton have to be (in MeV) for it to move undeflected in the negative x-direction? MeVIn the figure, an electron accelerated from rest through potential difference V₁-1.03 kV enters the gap between two parallel plates having separation d-17.2 mm and potential difference V₂-108 V. The lower plate is at the lower potential. Neglect fringing and assume that the electron's velocity vector is perpendicular to the electric field vector between the plates. In unit- vector notation, what uniform magnetic field allows the electron to travel in a straight line in the gap? Number (0 7+0 3.30e-4 A) Units mTIn the figure, an electron accelerated from rest through potential difference V₁-1.12 kV enters the gap between two parallel plates having separation d = 21.0 mm and potential difference V₂= 129 V. The lower plate is at the lower potential. Neglect fringing and assume that the electron's velocity vector is perpendicular to the electric field vector between the plates. In unit-vector notation, what uniform magnetic field allows the electron to travel in a straight line in the gap? Number ( i + k) Units
- (a) A velocity selector consists of electric and magnetic fields described by the expressions É = Ek and B = Bj, with B = 22.0 mT. Find the value of E (in kV/m) such that a 720 ev electron moving %3D in the negative x-direction is undeflected. kV/m (b) What If? For the value of E found in part (a), what would the kinetic energy of a proton have to be (in MeV) for it to move undeflected in the negative x-direction? Mev(a) A velocity selector consists of electric and magnetic fields described by the expressions E = EK and B = Bĵ, with B = 23.0 mT. Find the value of E (in kv/m) such that a 780 eV electron moving in the negative x-direction is undeflected. kv/m (b) What If? For the value of E found in part (a), what would the kinetic energy of a proton have to be (in MeV) for it to move undeflected in the negative x-direction? MeVAn electron is accelerated through 2500 V from rest and then enters a region where there is a uniform 1.60 T magnetic field. What are the maximum and minimum magnitudes of the magnetic force acting on this electron?
- (a) A velocity selector consists of electric and magnetic fields described by the expressions E = EK and B = B ĵ, with B = 18.0 mT. Find the value of E (in kV/m) such that a 840 eV electron moving in the negative x-direction is undeflected. 309 kv/m (b) What If? For the value of E found in part (a), what would the kinetic energy of a proton have to be (in MeV) for it to move undeflected in the negative x-direction? MeVAn electron of kinetic energy 41.5 keV moves in a circular orbit perpendicular to a magnetic field of 0.645 T. Find the radius of the orbit.Find the period of the motion.