The figure below is a cross-sectional view of a coaxial cable. The center conductor is surrounded by a rubber layer, an outer conductor, and another rubber layer. In a particular application, the currentin the inner conductor is I, = 1.06 A out of the page and the current in the outer conductor is I, = 2.96 A into the page. Assuming the distance d = 1.00 mm, answer the following.%3Dd.d(a) Determine the magnitude and direction of the magnetic field at point amagnitude 2.78e-05HTdirection--Select--(b) Determine the magnitude and direction of the magnetic field at point b.magnitudeldirectionV ---Select---to the leftto the rightNeed Help?Itupwarddownwardinto the pageert to Last ResponseSubmit Answerout of the page004CTICE AN OTUERMECAPREVIO urDETALSМacВook AirDII80FSF4escF2F324%&deles2#56781234YQWERtabKFGSCaps lock

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A wire of circular cross-section carries current density that is not uniform but varies with distance from the center as j(r)=j0(1-(r/R)2), for radius r in the range 0 < r < R. Here, j0 is a constant with units amperes per square meter, and the radius of the wire is R = 0.49 mm. A) Find an expression for the current enclosed in a cylinder with a radius of r < R. B) If the total current in the wire is I, find an expression for the constant j0, in terms of the other variables in the problem. C) If the total current is 1.5 A, what is the constant j0, in amperes per square meter? D) Find an expression for the magnetic field inside the wire, r < R, in terms of the current I. E) Find an expression for the magnetic field outside of the wire, for r > R. F) For what r, in meters, is the current enclosed maximum? G) What is the maximum value of the enclosed current, in amperes? H) For what r, in meters, is the magnetic field maximized? I) What is the maximum value of…
Each of the eight conductors in the figure carries 7.37 A of current into or out of the page. Two paths are indicated for the line integral B · d s. What is the value of the integral for (a) path 1 and (b) path 2? (a) Number Units (b) Number Units
The figure below is a cross-sectional view of a coaxial cable. The center conductor is surrounded by a rubber layer, an outer conductor, and another rubber layer. In a particular application, the current in the inner conductor is I1 = 1.20 A out of the page and the current in the outer conductor is I2 = 2.86 A into the page. Assuming the distance d = 1.00 mm, answer the following. (a) Determine the magnitude and direction of the magnetic field at point a. magnitude µT direction (b) Determine the magnitude and direction of the magnetic field at point b. magnitude µT direction
The figure below is a cross-sectional view of a coaxial cable. The center conductor is surrounded by a rubber layer, an outer conductor, and another rubber layer. In a particular application, the current in the inner conductor is I, = 1.20 A out of the page and the current in the outer conductor is I, = 3.06 A into the page. Assuming the distance d = 1.00 mm, answer the following. (a) Determine the magnitude and direction of the magnetic field at point a. magnitude pT direction --Select-- (b) Determine the magnitude and direction of the magnetic field at point b. magnitude pT direction --Select---
The figure below is a cross-sectional view of a coaxial cable. The center conductor is surrounded by a rubber layer, an outer conductor, and another rubber layer. In a particular application, the current in the inner conductor is I, = 1.16 A out of the page and the current in the outer conductor is I, = 3.18 A into the page. Assuming the distance d = 1.00 mm, answer the following. 12 (a) Determine the magnitude and direction of the magnetic field at point a. 2.32 magnitude If you construct an imaginary circle of radius d passing through point a, how much current passes through this circle? uT direction upward (b) Determine the magnitude and direction of the magnetic field at point b. 1.34 magnitude You can approach this problem by finding the field produced by current I, and the field produced by I1, and then adding them vectorially. UT direction downward
The figure below represents a section of a circular conductor of nonuniform diameter carrying a current of I = 4.90 A. The radius of cross-section A, is r = 0.250 cm. Az (a) What is the magnitude of the current density across A1? A/m2 The radius r, at A2 is larger than the radius r, at A1. (b) Is the current at A, larger, smaller, or the same? The current is larger. O The current is smaller. The current is the same. (c) Is the current density at A2 larger, smaller, or the same? O The current density is larger. The current density is smaller. O The current density is the same. Assume A2 = 2A1. (d) Specify the radius at A2. mm (e) Specify the current at A2. A (f) Specify the current density at A2. A/m2
In the accompanying figure, the rails, connecting end pieces, and rod all have a resistance per unit length of 40/cm. The rod moves to the left at v = 3 m/s. If B = 0.65 T everywhere in the region, what is the current in the circuit (a) when a = 8 cm? (b) when a = 4.5 cm? Description of Image B Hint a. When a = 8 cm, a counterclockwise mA flows in the circuit. b. When a = = 4.5 cm, 5.48 o current of 9.75 4.0 cm X = 5.48 mA flows in the circuit. X = 9.75
A certain cylindrical wire carries current. We draw a circle of radius r around its central axis in Figure (a) to determine the current i within the circle. Figure (b) shows current i as a function of r². The vertical scale is set by is = 5.3 mA, and the horizontal scale is set by r² = 4.7 mm². (a) is the current density uniform? (b) If so, what is its magnitude? (a) (b) Number i Units i (mA) (()) (a) -² (mm²) (b)
Subject:- physics
The current flowing in a given circuit can be described by the function: I(t) = Imax(1 - e-t/τ), where Imax = 25 A and T = 2.4 s. At what time in seconds is the current equal to 75% of the maximum current? How much charge in coulombs, passes through a point in the circuit as the current increases from 0 to 75% of the maximum current?