In a 1.34 T magnetic field directed vertically upward, a particle having a charge of magnitude 8.40 µC and initially moving northward at 4.64 km/s is deflected toward the east. Part A What is the sign of the charge of this particle? For related problem-solving tips and strategies, you may want to view a Video Tutor Solution of Magnetic force on a proton. The charge is negative. O The charge is positive. Part B Find the magnetic force on the particle. Express your answer in newtons.
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- A 6.70 -μC particle moves through a region of space where an electric field of magnitude 1250 N/C points in the positive a direction, and a magnetic field of magnitude 1.25 T points in the positive z direction. Part A If the net force acting on the particle is 6.23x10-³ N in the positive direction, find the components of the particle's velocity. Assume the particle's velocity is in the x-y plane. Enter your answers numerically separated by commas. IVE ΑΣΦ Vz, Vy, Uz = ? m/sA toroid has 490 turns of wire and carries a current of 30 A. Its inner and outer radii are 5.4 and 11.2 cm. Find the magnetic field at r= 7.8, 8.2, and 10 cm. Hint a. Choose the description that most correctly describes the direction of the magnetic field at these locations. O The magnetic field is perpendicular to the toroid plane. O The magnetic field points in radial direction. O The magnetic field points in tangential direction. O The magnetic field points in the z direction. mT. b. Magnetic field at r = 7.8 cm is mT. C. Magnetic field at r = 8.2 cm is mT. d. Magnetic field at r = 10 cm isIn the xyz coordinate system, specify (in terms of the unit vectors ˆx, ŷ, and ˆz) the direction of the magnetic force on each of the moving particles shown in the figure. Note: The positive y-axis is to the right; the positive z-axis is towards the top of the page and the positive x-axis is directed away from the page 1. What is the direction of the magnetic force in figure c?: a. The magnetic force is directed down the screen. (z negative) b. The magnetic force is directed up the screen. (z positive) c. The magnetic force is directed towards the inside of the screen. (x negative) d. The magnetic force is directed away from the screen. (positive x) e.The magnetic force is directed to the right of the screen. (and positive) 2. What is the direction of the magnetic force in figure a? a. The magnetic force is directed down the screen. (z negative) b. The magnetic force is directed up the screen. (z positive) c. The magnetic force is directed towards the…
- Determine the magnitude and direction of the force on an electron traveling 8.38x10° m/s horizontally to the east in a vertically upward magnetic field of strength 0.55 T. Express your answer using two significant figures. F = N Part B O The force is directed to the north. O The force is directed to the east. O The force is directed to the west O The force is directed to the south.Please refer to the image:A particle with charge 0.350 C is initially traveling at 90.0 m/s along the +y-direction and encounters a magnetic field of 1.30x10-2 T along the +x-direction. Part A What is the magnitude of the force on the charge? n ΑΣφ ? F = N Submit Request Answer Part B What is the direction of the force? O +x direction -x direction +y direction O -y direction +z direction O -z direction O O O O O C
- An electron moves along the z-axis with v₂ = 4.7 x 107 m/s. As it passes the origin, what are the strength and direction of the magnetic field at the following (x, y, z) positions? Part A (1 cm, 0 cm, 0 cm) Express your answers using two significant figures.Enter your answers numerically separated by commas. Br, By, B₂ = Submit Part B VE ΑΣΦ Request Answer Ba, By, B₂ = Submit (0 cm, 0 cm, 1 cm) Express your answers using two significant figures. Enter your answers numerically separated by commas. IVE| ΑΣΦ ? Request Answer T ? TThe earth's magnetic field, with a magnetic dipole moment of 8.0 x 1022 A m², is generated by currents within the molten iron of the earth's outer core. Suppose we model the core current as a 3000-km-diameter current loop made from a 1000-km-diameter "wire." The loop diameter is measured from the centers of this very fat wire. ▼ Part B What is the current density J in the current loop? Express your answer to two significant figures and include the appropriate units. J = Submit Part C Лоор Jwire μA Value Submit Request Answer To decide whether this is a large or a small current density, find the ratio of the current density J in the current loop to the current density of a 3.0 A current in a 1.0-mm-diameter wire. Express your answer using two significant figures. 17 ΑΣΦ VO Units Request Answer ? ?Part A A long, straight wire carries a current of 5.20 A. An electron is traveling in the vicinity of the wire. At the instant when the electron is 4.40 cm from the wire and traveling with a speed of 5.90×104 m/s directly toward the wire, what is the magnitude of the force that the magnetic field of the current exerts on the electron? ΑΣφ F = N Submit Request Answer Part B What is the direction (relative to the direction of the current) of this force? opposite to the current in the same direction as the current O perpendicular to the current Submit Request Answer оо
- A magnetic sensor is mounted on a robotic spacecraft that is moving with velocity v in the direction of the Large Magellanic Cloud. A cloud of stray positive ions from the solar wind, also moving in the same direction with velocity v, surrounds the spacecraft. The software on the spacecraft sets up the magnetic sensor to measure the magnetic field of the cloud of positive ions. Which of the following statements is correct (select all that apply)? O The reading on the spacecraft's magnetic field sensor will show a value that is proportional to the total mass of the ion cloud O The reading on the spacecraft's magnetic field sensor will show a value that is proportional to the volume of the ion cloud O The reading on the spacecraft's magnetic sensor will show a value that is proportional to the total amount of charge in the ion cloud O The magnetic field produced by the ion cloud is not detectable by the spacecraft's magnetic sensorA proton moves with a velocity of = (6î – 4ĵ + k) m/s in a region in which the magnetic field is B = (1 + 2ĵ – k) T. What is the magnitude of the magnetic force this particle experiences? N Need Help? Read It Watch ItIn a 1.30 T magnetic field directed vertically upward, a particle having a charge of magnitude 8.00 μC and initially moving northward at 4.74 km/s is deflected toward the east. For related problem-solving tips and strategies, you may want to view a Video Tutor Solution of Magnetic force on a proton. ▼ Part A Part B Find the magnetic force on the particle. Express your answer in newtons. F = V7 ΑΣΦ N