An electron is accelerated through 2.10 x 10³ V from rest and then enters a uniform 2.40-T magnetic field. (a) What is the maximum magnitude of the magnetic force this particle can experience? X What is the speed of the electron after it has been accelerated from rest through this potential difference?
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An electron is accelerated through 2.10 103 V from rest and then enters a uniform 2.40-T magnetic field.
What is the speed of the electron after it has been accelerated from rest through this potential difference? N
(b) What is the minimum magnitude of the magnetic force this particle can experience?
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- I Review Part C A0.32 µC particle moves with a speed of 18 m/s through a region where the magnetic field has a strength of 0.99 T. You may want to review (Pages 773 - 777). At what angle to the field is the particle moving if the force exerted on it is 1.0 x 10-'N? Express your answer using two significant figures. | O You have already submitted this answer. Enter a new answer. No credit lost. Try again. Submit Previous Answers Request AnswerAn electron is accelerated through 2.55 103 V from rest and then enters a uniform 1.30-T magnetic field. (a) What is the maximum magnitude of the magnetic force this particle can experience? (b) What is the minimum magnitude of the magnetic force this particle can experience?A laboratory electromagnet produces a magnetic field of magnitude 1.51 T. A proton moves through this field with a speed of 5.72 x 106 m/s. (a) Find the magnitude of the maximum magnetic force that could be exerted on the proton. N (b) What is the magnitude of the maximum acceleration of the proton? m/s² (c) Would the field exert the same magnetic force on an electron moving through the field with the same speed? Yes No Explain. (d) Would the electron experience the same acceleration? Yes No Explain.
- After being accelerated to a speed of 1.92×105 m/s , the particle enters a uniform magnetic field of strength 0.800 T and travels in a circle of radius 34.0 cm (determined by observing where it hits the screen as shown in the figure). The results of this experiment allow one to find m/q. Find the ratio m/q for this particle. Express your answer numerically in kilograms per coulomb.Calculate the magnetic force on an electron in the following cases. Provide your answers in component form (Here i, j, k denote the unit vectors for the x,y, and z directions, respectively.): a. A proton with velocity v = (1.20×104 i) m/s moving in a magnetic field of magnitude (0.7 k) T. Fx Fy F₂ Submit Answer Tries 0/10 = b. A proton with velocity v = (1.70×104 i) m/s moving in a magnetic field of magnitude (0.05 i + 0.7 j) T. Fx = Fy= F₂= Submit Answer Tries 0/10 c. A proton with velocity v = (1.50×104 i +5.00×10³ j) m/s moving in a magnetic field of magnitude (0.65 i + 0.85 k) T. Fx Fy= F₂ = Submit Answer Tries 0/10 Fy b. A proton with velocity v = (2.70×104 i +2.10×104 j+ 1.40×104 k) m/s moving in a magnetic field of magnitude (0.95 i -0.75 j + 0.2 k) T. Fx = = F₂ = Submit Answer Tries 0/10What is the magnitude of the magnetic force on a charged particle (Q = 15.0 µC) moving with a speed of 80 km/s in the positive x direction at a point where Bx = 5.0 T, By = -4.0 T, and Bz = 3.0 T? Select one: a. 4N b. 6N C. 8N d. 2N
- An iron (density ρ) rod with length L, cross sectional area A, spans across two parallel, metal train tracks. The tracks are connected to a power supply and have a potential ∆V across them. Between the tracks are placed magnets such that the B-field points directly upwards with strength B. What is the acceleration of the iron rod be the moment it starts from rest? What will acceleration be as a function of speed as it continues? Assume the contact is frictionless between the tracks and the rod so that no force of friction needs to be overcome. What will the top speed of the rod be under these conditions?What is the magnitude of the magnetic force on a charged particle (Q = 20 µC) moving with a speed of 80 km/s in the positive x direction at a point where Bx = 5.0 T, By = - 4.0 T, and Bz = 3.0 T? Select one: a. 2N b. 6N C. SN d. 4NA singularly-charged ion (i.e. a neutral atom which has gained one electron) with kinetic energy of 7x10−15 J follows a circular path of radius 0.6m when placed in a magnetic field of 0.5T. (Note that the charge of an electron is e = 1.6 x 10−19 C.) a) Using the fact that the ion is going in a circular motion in a magnetic field, what is the ion’s momentum (in kg.m/s)? b) What is the ion’s speed (in m/s)? c) What is the ion’s mass (in kg)? d) An electric field is added to the experiment and adjusted so that the ion passes through without any deflection. What is the magnitude of this electric field (in T)?
- Chapter 28, Problem 018 GO In the figure, a particle moves along a circle in a region of uniform magnetic field of magnitude B = 4.5 mT. The particle is either a proton or an electron (you must decide which). It experiences a magnetic force of magnitude 2.8 × 10-15 N. What are (a) the particle's speed, (b) the radius of the circle, and (c) the period of the motion? O Chapter 28, Problem 020 An electron is accelerated from rest through potential difference V and then enters a region of uniform magnetic field, where it undergoes uniform circular motion. The figure gives the radius r of that motion versus V¹/2. The vertical axis scale is set by rs= 4.0 mm, and the horizontal axis scale is set by V₁¹/2= 32.9 V¹/2. What is the magnitude of the magnetic field? (աա) 0 1/2 (1/2)An electron is accelerated through 2.20 x 103 v from rest and then enters a uniform 2.60-T magnetic field. (a) What is the maximum magnitude of the magnetic force this particle can experience? N (b) What is the minimum magnitude of the magnetic force this particle can experience? NA deuteron in a large cyclotron in a magnetic field with B = 1.5 T and a radius of passage of 2.0 m. Due to a grazing collision with a target, the deuteron breaks apart, with a negligible loss of kinetic energy, into a proton and a neutron. Assume that the energy of the deuteron is shared equally by the protons and neutrons when the deuteron breaks apart. Determine the motion of the protons and neutrons respectively.