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College Physics
11th Edition
ISBN: 9781305952300
Author: Raymond A. Serway, Chris Vuille
Publisher: Cengage Learning
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
Transcribed Image Text:A proton moves with a velocity of v = (2î – 4f + k) m/s in a region in which
the magnetic field is B = (î + 2j – 3k) T. What is the magnitude of the magnetic
force this charge experiences?
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- A charge of -8.85 µC is traveling at a speed of 8.38 × 106 m/s in a region of space where there is a magnetic field. The angle between the -3 velocity of the charge and the field is 51.9º. A force of magnitude8.62 × 10-³ N acts on the charge. What is the magnitude of the magnetic field?arrow_forwardA particle with a charge of -1.2 x 10-8 C is moving with instantaneous velocityv = (4.2 x 104 m/s) i + (-3.8 x 104 m/s) j. What are the components of the force exerted on this particle by a magnetic field B = (1.4 T) i + (2.4 T) k ?arrow_forwardA particle of charge = +7.9 nC and mass = 5 micro-gram) moves with a velocity V = 8.8 i km/s in a region where the magnetic field is B = 6.8 j+ 7 k mī. What is the magnitude of the force on the particle due to the magnetic field? Write your answer in nano-newtons.arrow_forward
- A particle with positive charge q = 3.52 x 1018 C moves with a velocity v = (5î + 4ĵ – k) m/s through a region where both a uniform magnetic field and a uniform electric field exist. (a) Calculate the total force on the moving particle, taking B = (3î + 2ĵ + k) T and E = (3î - j - 2k) V/m. (Give your answers in N for each component.) Ey = Ey = F, = (b) What angle does the force vector make with the positive x-axis? (Give your answer in degrees counterclockwise from the +x-axis.) ° counterclockwise from the +x-axis (c) What If? For what vector electric field would the total force on the particle be zero? (Give your answers in V/m for each component.) E, = V/m E, = V/m E, = V/marrow_forwardA charged particle with a charge to mass ratio of 5.7E8 C/kg travels on a circular path that is perpendicular to a magnetic field whose magnitude is 0.84 T. How much time does it take for the particle to complete one revolution?arrow_forwardA beryllium-9 ion has a positive charge that is double the charge of a proton, and a mass of 1.50 ✕ 10−26 kg. At a particular instant, it is moving with a speed of 5.10 ✕ 106 m/s through a magnetic field. At this instant, its velocity makes an angle of 62° with the direction of the magnetic field at the ion's location. The magnitude of the field is 0.220 T. (a) What is the magnitude of the magnetic force (in N) on the ion? N (b) What is the magnitude of the ion's acceleration (in m/s2) at this instant? m/s2arrow_forward
- A particle with charge 8.11 x 10^-6 C moves at 4.75 x 10^6 m/s through a magnetic field of strength 4.14 T. The angle between the particle s velocity and the magnetic field direction is 55.1 degrees and the particle undergoes an acceleration of 7.7 m/s^2. What is the particle s mass? 9.2 kg 16.99 kg 3.9 kg 5.4 kgarrow_forwardCurrent I = 30 A flows in a straight wire. An ion with charge Q = 3.2e-19 C is moving toward the wire, at distant r = 0.10 m, with speed v = The magnetic force on the ion is antiparallel to the current. What is the magnitude of the force? (in N) 6.00×106 m/s. A: 3.682x10-17 B: 4.897x10-17 OC: 6.513x10-17 OD: 8.662x10-17 E: 1.152x10-16 OF: 1.532x10-16 OG: 2.038×10-16 OH: 2.710×10-16arrow_forward
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