49. There is a uniform magnetic field of 0.50 T directed along the positive y-axis. (A) Determine the force exerted on a 4.0-A current in a 3.0-m long wire heading along the negative z-axis. (B) Determine the force on a 200-µC charge moving 60 km/s at an angle of 30° below the +x-axis. (C) In which direction(s) could a proton travel and experience zero magnetic force?

49. There is a uniform magnetic field of 0.50 T directed along the positive y-axis. (A) Determine the force exerted on a 4.0-A current in a 3.0-m long wire heading along the negative z-axis. (B) Determine the force on a 200-µC charge moving 60 km/s at an angle of 30° below the +x-axis. (C) In which direction(s) could a proton travel and experience zero magnetic force?

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

See similar textbooks

Similar questions

An electron traveling at a velocity of 3.0 x 10° m/s west enters a region of uniform magnetic field of magnitude 3.0 x 10-3 T directed upward. What are the magnitude and direction of the force that acts on this electron? Final answer should be in Newton and have 2 decimal places, use this format: example: 2.15E-10
What force is felt by a 8.0 nC charge moving at a velocity of 5.0 × 104 m/s at an angle of 50° to a constant magnetic field of 7.0 × 10-4 T?
6) A charged particle has velocity Jo = vfê + všŷ when it enters a region of uniform magnetic field B = Bââ, setting the particle on a helical motion. a) Determine the radius of the helix. b) Determine the time it takes to complete one full turn of the helix. c) Determine the displacement in the r-direction during the the time to complete one full turn of the helix.
9. A electron with charge -1.60 × 10-19 C and mass 9.11 × 10-31 kg is accelerated from rest through 14.20 kV. It then enters a uniform magnetic field of 7.50 x 10-4 T that is oriented perpendicular to its direction of motion. (a) What is the radius of the path the electron follows in the magnetic field? (b) How long does it take the electron to make one complete circle in the magnetic field?
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 C
2) At the instant an electron enters a uniform magnetic field of 0.700 T directed along the positive x-axis, its velocity has the following components: vx= 4.00 x 10^6 m/s , vy= 0, vz=5.00 x 10^6 Find the radius and pitch of the helical path followed by the electron.
4. An alpha particle of charge +2e and mass 4(1.66 × 10-27) kg, and an ¹60 nucleus of charge +8e and mass 16(1.66 × 10-27) kg have been accelerated from rest through the same electric potential. They are then injected into a uniform magnetic field B, where both move at right angles to the field. The ratio of the radius of the path of the alpha particle to the radius of the path of the nucleus ¹60 is a. ra/ro = 1/1 b. ra/ro = 1/4 ra/ro = 1/8 ra/ro = 1/2 None of these is correct. c. d. e.
7. physics physics
3. A proton moving at speęd 4.00x10° m/s and angle e through a magnetic field of magnitude 1.70 T. The proton experiences a magnetic force of magnitude 8.20x1013 'N. What is the angle between the proton's velocity and the magnetic field? NOTE: qproton=1.6x10-19 C a) O 58.7° 38.9° b) O c)o 68.9 ° 35.3° d) O e) O 48.9 ° Leave blank
53. A wire is formed into a circle having a diameter of w 10.0 cm and is placed in a uniform magnetic field of 3.00 mT. The wire carries a current of 5.00 A. Find (a) the maximum torque on the wire and (b) the of potential energies of the wire-field system for differ- range ent orientations of the circle.
35 - A proton moves in the +x-axis direction in the B magnetic field with the velocity V at an angle of 30 degrees with the magnetic field vector. What would be the magnitude of the magnetic force acting on the proton? A) F=eVB/3 B) F=3eVB/2 C) F=eVB/2 D) F=2eVB E) F=eVB
b. Another wire is placed at position x=0.70m and oriented along the y−axis. A switch is turned on and a current of 3.0 A flows in the direction of the +y−axis. If the -3.0 C charge is initially moving with a speed of 6.0 m/s in the direction of 30∘ counterclockwise from the +x−axis in the xy−plane, what is the magnetic force on the charge? Question A has already been answered! I just need the answer for question b :)