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College Physics
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ISBN: 9781305952300
Author: Raymond A. Serway, Chris Vuille
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II) An electron experiences the greatest force as it travels 2.8 x 106 m/s
in a magnetic field when it is moving northward. The force is vertically upward and of magnitude 6.2 x10-13 N What is the magnitude and direction of the magnetic field?
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- what is the magnitude of force on an electron traveling east at 8.78 x106 m/s within a 78 T magnetic field directed in the west direction? Remember that the charge of an electron is 1.6e-19 Carrow_forwardA proton travels with a speed of 4.90 x 106 m/s at an angle of 62° with the direction of a magnetic field of magnitude 0.240 T in the positive x-direction. (a) What is the magnitude of the magnetic force on the proton? N (b) What is the proton's acceleration? m/s²arrow_forwardi know the direction of the magnetic force on a proton is in the negative y direction and the direction of the magnetic force on an electron is in the positive y directionarrow_forward
- True or False ? A current- carrying wire is oriented horizontally (+x) in a magnetic field pointed into the page, the direction of the magnetic force acting on the wire will be towards the bottom of the page (-y)arrow_forwarda) A DC power line for a light-rail system carries 900 A at an angle of 29.5° to the Earth's 4.96 x 10-5 T field. What is the force on a 100-m section of this line?arrow_forwardPart 2) A proton moving with a speed 3.84 × 10° m/s through a 2.99 T magnetic field experiences a force of magnitude 1.59 x 10-12 N. (Mass of the proton = 1.673 × 10¬27 kg, charge 1.602 × 10-19 C). What is the angle between the proton's velocity and the magnetic field? Part 3) What is the proton's acceleration? a = m/s?arrow_forward
- Which of the following statements are true for magnetic field lines? a) Magnetic field lines point in the direction of the magnetic force acting on a charge. b) Magnetic field lines are close together in regions of space where the magnitude of the magnetic field is weak, and they are farther apart in regions where it is strong. c) Magnetic field lines can never intersect. d) Unlike enlectric field line, magnetic field lines are continuos. e) At every point in space, the magnetic field vector at that point is a tangent to the magnetic field line throught that point.arrow_forward02A) a proton moves at 7.50 x 10 perpendicular to a magnetic field. The field causes the proton to travel in a circular path of radiusim What is the field strength? (a) at what speed will a proton move in a circular path of the same radius as the electron (b) What would the radius be if the proton had the same momentum?arrow_forward1) A straight wire segment 4 m long makes an angle of 30° with a uniform magnetic field of 0.37 T. Find the magnitude of the force on the wire if it carries a current of 2.4 A. N Submitarrow_forward
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