The circuit shown below is in a uniform magnetic field that is into the page. The current in the circuit is (1.6x10^-1) A. At what rate is the magnitude of the magnetic field changing? Use T/s for your answer. Note: Use a positive sign if the rate is increasing or a negative sign if the rate is decreasing. ↑ 12 cm 12 cm 102 4V
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- an electron travels at a speed of 1x10^4 m/s perpendicular to a magnetic field. The field provokes the electron to move in a circular path of a radius .4m. What is the strength in TeslaThe circuit in the figure below is located in a magnetic field whose magnitude varies with time according to the expression B = 1.00 x 103 t, where B is in teslas and it is in seconds. Assume the resistance per length of the wire is 0.109 /m. Find the current in section PQ of length a = 74.0 cm. magnitude direction ---Select--- μA Need Help? xxx V x x x x x xxx Pin xxx xxxx xxxx Read It xxxxxxxx 2a Watch It P xxxx x xxx xxxx xx xx Q aThis is not an essay question, im trying to figure out how to solve for the solutions.
- Physics students, wanted to investigate the forces of attractioh (F) between two parallel conductors carrying currents l1 and l2 (also known as Ampere's Law) The students noticed that as the length of the parallel conductors (/) was increased the force of attraction between the conductors (F) also increased. The data collected is in the |L= 5A conductor 1 average separation (d 0.50m) table: conductor 2 Length, I (m) Force, F (x 106 N) 12 = 5A 1.00 9.00 1.20 10.8 1.40 12,5 1.60 14.2 1.80 16.2 (iii) On the grid plot the force and length values from the table. (iv) Draw the line of best fit (v) Find the slope of the line of best fit. (c) Use the slope calculated and the Ampere's Law rmine the experimental value of equation to de the magnetic force constant, k.QUESTION 13 Given that the following is a series of 8 LED lights ΩΩΩ ΩΩΩΩΩ And Convert 240 from decimal to an 8 bit binary representation by selecting all the lights that would be lit (on). 27 26 25 24 3 22 21 2 128 64 32 16 8. 4 2 1 200You have a wire that is 1.4 meters long and with an unknown current going through it. When you put the wire in a magnetic field of 4.7 x 10-5 T at a 60° angle, the wire experiences a force of 5.6 x 10-5 N. What is the current going through the wire? I=________Unit_______
- A doctor monitors the flow rate of blood using an electromagnetic flowmeter. Electrodes A and Bmake contact with the outer surface of the blood vessel which has a diameter of 3 milimeters. For a magnetic field of 0.02T, an emf of 1.2 x 10 V is measured between the electrodes Calculate the speed of the blood in m/s. (The blood flow is out of the page.) Artery To voltmeter Blood flow ElectrodesA capillary tube shaped conductor (silindirik boru) with p resistivity has length d and its dimensions shown in figure. Apply a potential difference Vo is applied between to ends. Show clearly which end positive and negative. a) Show the direction of electric field, current, current density in the conductor. b) Calculate the current density J in the wire c) Calculate the magnetic field everywhere. Show and explain every step by using Ampere's Law. h 1₂direct answer please
- Suppose that the light bulb in Figure 22.4b is a 60.0-W bulb with a resistance of 210 Ω. The magnetic field has a magnitude of 0.247 T, and the length of the rod is 1.30 m. The only resistance in the circuit is that due to the bulb. What is the shortest distance along the rails that the rod would have to slide for the bulb to remain lit for one-half second?The electro motive force (emf) induced in a loop of wire by a magnetic field is equal to A) The change in the electric flux B) The change in the magnetic field C) The change in the electric flux divided by the time it takes to change D) The change in the magnetic field divided by the time it takes to changePhysics students, wanted to investigate the forces of attraction (F) between two parallel conductors carrying currents li and l2 (also known as Ampere's Law) The students noticed that as the length of the parallel conductors (/) was increased the force of attraction between the conductors (F) also increased. The data collected is in the |L= SA conductor 1 average separation (d = 0.50m) table: conductor 2 Length, / (m) Force, F (x 10-5 N) 12= 5A 1.00 9.00 1.20 10.8 1.40 12,5 1.60 14.2 1.80 16.2 (iii) On the grid plot the force and length values from the table. (iv) Draw the line of best fit (v) Find the slope of the line of best fit. (c) Use the slope calculated and the Ampere's Law equation to determine the experimental value of the magnetic force constant, k.