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- Apply the right-hand rule for a charge in motion in a magnetic field. Determine the direction of the charge velocity/motion (v). 6. Fme: 3. a. Draw Electric and Magnetic Field lines: Please differentiate between them. b. What would the separation between these objects, one carrying 1 C of positive charge and the other 1 C of negative charge, have to be if the electrical force on each was precisely 1 N? used in Hydrogen. ar the absorbed I I oton? Bus vrs. (6 rints) WLLS? I What is the esiste une light bulbs in ohms? D. What is ne pow consumed by the light bulb i c. If tw identic slide projectors are connected in par Vit Jurce nat is the total current draw c + project draw current 5/04/2023 peres when operating on uss th state Souce? same 1An electric current I = 0.55 A is moving in a circular wire with radius R = 0.045 a. Express the magnetic field vector B created at the center O in terms of the current I, the radius vector R, and the length element vector ds. Picture attached. b. What’s the direction of the magnetic field at point O? Downward. Into the screen. To the right. Out of the screen. Upward. To the left. c. Express the magnitude of the magnetic field at point O in terms of I and R. d. Calculate the numerical value of B, in tesla.
- In which diagram would an external magnetic field. B . cause two current-carrying wires to move towards one another?1.Draw a magnetic field directed up (north) and velocity vector of positively charged particle moving towards left(west). Label the direction of force acting on the particle(if any).What is the magnetic field at point P shown below if a=3.39mm, b = 6.81mm, and the current 1=5,075A? Define positive as out of the page. Assume 3 significant digits and units of Tesla. b Pl —a—
- 4. A very long wire carrying current Iis shown in the figure below. Find the magnetic field at center o of arc section with radius R. 2. Idi I 1 RIA. Use Biot-Savart’s law to find the magnitude of the magnetic field at the center of a quarter-circle of wire of radius ?, carrying current ?. Show all your work. B. Give, also, the direction of the magnetic field at the center of a quarter-circle.A 10 cm wire carrying a current of 20 A is placed in a uniform magnetic field of 0.3 T. ifthe wire makes an angle of 40° with the vector of magnetic field, find the magnitude ofthe force on the wire.2. Should you expect that a straight line would go through the origin for each experiment?3. What assumptions are made in each experiment about the magnetic field produced by themagnets?4. Summarize the results of the 3 experiments and discuss how they are related to Equation
- 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 ĮIn the figure below, a coil of wire is wound around a segment with magnetic flux directed as shown. The coil of wire is connected to a resistive load (not shown in the figure). If the magnetic flux is constant, what will be the direction of the current i2 on the upper section of the wire (that is, which of the red arrows will be correct, if any)? O a. Insufficient information is given. O b. To the left O c. To the right O d. No current will be induced. coreWhich of the following is true Left Right N I I 1. The left" of the electromagnet is its north end. The electromagnet will attract the permanent magnet. 2. The "left" of the electromagnet is its south end". The electromagnet will attract the permanent magnet. 3. The "left" of the electromagnet is its north end. The electromagnet will repel the permanent magnet. 4. The "left" of the electromagnet is its south end". The electromagnet will repel the permanent magnet.