Consider (Figure 1). Part A Figure y 1.0 cm 2.0 × 107 m/s 1.0 cm x Electron 1 of 1 What is the magnetic field at the position of the dot in (Figure 1)? Give your answer as the components of a vector. Enter the x, y and x components of the magnetic field in femtoteslas separated by commas. ▸ View Available Hint(s) ΜΕ ΑΣΦ BI, By, B₂ = Submit Provide Feedback ? fT
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- Determine the direction of the vector U, B, or F that is missing from the pair of vectors shown in each scenario. Here, u is the velocity vector of a moving positive charge, B is a constant and uniform magnetic field, and F is the resulting force on the moving charge. 1. 4. OB F ta V F O 2. 5. B TE ↑> V F Answer Bank - 3. 6. F OV TE F ĮConsider a current-carrying wire (see figure) composed of a quarter-circular arc with radius Rand two straight segments with length L. If the wire carries a current I, and is immersed in a magnetic field with strength B directed into the page, what is the total magnetic force on the entire wire segment? L L R O A. (V2ILB+IRB) j O B. (V2ILB+IRB) (–') Oc. (V2ILB+ V2IRB) ; O D. (V2ILB+ V2IRB) (–j) ххQuestion 1. Plot a Graph with the data in Table 2, use Magnetic Force as the vertical axis and Current as the horizontal axis. Perform a linear least squares fit on the Graph, record the slope, intercept, and correlation coefficient in the Table 3. [Refer to Appendix 3_ Graphical Analysis of Experiment Results.docx]. Assume the horizontal copper trace on the Magnetic Force Board perfectly perpendicular to magnetic field, determine the magnitude of the magnetic field B, show your calculation in Table 3. Current (A) Table 2 0 0.25 0.5 0.75 1 -0.5 -1 Table 3 Mass of Magnet Assembly (gram) (Measured from scale) 0.000 0.039 0.080 0.122 0.162 -0.094 -0.222 Graph: Measure magnetic force versus Current Slope: Intercept: Correlation coefficient: Calculate magnetic field strength from the slope of your graph: Magnetic Force FB (Newton) 0 0.3822 0.784 1.1956 1.5876 -0.9212 -2.1756
- Can somebody help pleaseDetermine the direction of the vector v, B , or F that is missing from the pair of vectors shown in each scenario. Here, v is the velocity vector of a moving positive charge, B is a constant and uniform magnetic field, and F is the resulting force on the moving charge. 1. 3. B 5. 6. Answer Bank 2. 4.All of Question 1
- Please helpA circular coil of current I=1A and area A= is placed flat on a table where the magnetic field B= 1T along the horizontal and to the right, Seen from above and looking down on the table, the current is flowing in a counter clockwise direction. Find the following2.1. Calculate the torque on the coil for N=12.2. What is the torque on the coil when the coil has turned by 30°2.3. What is the torque on the coil when the coil is perpendicular to the field lines?M:03)
- A 7-A current flows through the wire shown. What is the magnitude of the magnetic field due to a 1-mm segment of wire as measured at: a. point A? A 3 cm 4 cm B Hint for (a) Magnetic field at A is scientific notation. For example, to enter 3.14 x 10-12, enter "3.14E-12".) b. point B? T. (Use the "E" notation to enter your answer in Hint for (b) Magnetic field at B is scientific notation. For example, to enter 3.14 x 10-12, enter "3.14E-12".) T. (Use the "E" notation to enter your answer inDetermine the direction of the vector v, B, or F that is missing from the pair of vectors shown in each scenario. Here, v is the velocity vector of a moving positive charge, B is a constant and uniform magnetic field, and F is the resulting force on the moving charge. 1. 4. OB THE F 2. 5. teo B 7 F Answer Bank 3. 6. 7 FFigure 1: CRT with coils in Helmholtz configuration. The hot cathode emits electrons which are then accelerated through potential difference Vacc. When the electrons enter the magnetic field B, which is perpendicular to their velocity, they move on a circular path with radius r. The magnetic field is due to coils in Helmholtz configuration (2 coils separated distance that equals their radius). The magnetic field due to one of the coils with radius R, at a point on the axis distance z away from the center of the coil, was found using the Biot-Savart law: HOIR?N B1 2(R2 + z2)ž