a a y. Two long wires are parallel to the zaxis and are located at x = 0, y = ±a. Take a = 6 cm. a) Find B at point P with b = 5 cm, given that the wires carry equal currents in opposite direction I1 = I2 = 6 A. j)T B = Î+ b) At what point is B equal to 10 % of its value at x = 0? b = cm.
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- Two VERY LONG wires are placed along parallel lines as shown below in the picture. The wire ON THE LEFT (at X1= 0) has a current going out of the page of value, Iı = 4 A. The curent on the RIGHT (at X2= d) has a current going into the page of the page of value, Ik = 6 A. ¯The point "P is at the location (x=6.00cm, z=10.4cm) Wire 1 Wire 2 f. Find the magnitude of the magnetic field due to wire1 at the location of field point P g. Find the unit directions for f and and perform the cross product to determine the direction of the magnetic field due to wire1 at the location of field point P h. Find the Total B field at the field point P in "I.i. k" formatA very long wire is bent in a circle with a current of 3 Amps in the wire is shown in the figure .What is the value of the B field in micro Tesla unit, due to the configuration of circular wire at point P? 1 = 200 Amps P R= 4.14 cma. Consider the points a and b shown. Is the potential difference ΔVab between points a and b zero? If so, why? If not, which point is more positive?b. If a wire is connected between points a and b, does it carry a current?If so, in which direction—to the right or to the left? Explain.
- The figure below shows two long, parallel wires in cross-section, and the currents they carry are directed out of the page. The left wire carries a current of I1 = 2.96 A,and the right carries a current of I2 = 3.50 A.The two wires are a distance d =20.0 cm apart. Point P is the same distance d above the right wire.Assume the +x-direction is to the right, and the +y-direction is upward. What are the magnitude (in T) and direction (in degrees) of the net magnetic field due to the two wires at a point P? Measure the angle counterclockwise from the positive x-axis, with point P at the origin of the coordinate system. (Ignore the magnetic field due to the Earth.)The figure below shows an arrangement in which four long parallel wires carry equal currents directly into or out of the page at the comers of a square. Find the net force per unit of length on current iį if all currents are 4.5 A and a = 40 cm. y a i4 iz The x component, F/L = 5.08 X Units uN/m The y component, Fy/L =| -5.06 x Units uN/mThe force meter between the two wires per of a jumper cable being used to start a stalled car is 0.229 N/m. What is the current in the wires, given they are separated by 1.97 cm? А
- Each of the eight conductors in the figure carries 7.24 A of current into or out of the page. Two paths are indicated for the line integral fB. ds. What is the value of the integral for (a) path 1 and (b) path 2?A very long straight wire carries a current of 10 A. Meanwhile, a 10-cm x 30-cm rectangular loop carries a current of 5 A. Suppose the 30-cm side of the loop is parallel to the infinite wire as shown in Figure 2. Detemine force on the loop. 10 cm a 30 cm 10 A 5 A b 20 cm Figure 2 FTotal = x106 a, + x10-6 ag + x10-6 a, NewtonThe figure below shows two long, parallel wires in cross-section, and the currents they carry are directed out of the page. The left wire carries a current of I1 = 2.96 A,and the right carries a current of I2 = 3.50 A.The two wires are a distance d =20.0 cm apart. Point P is the same distance d above the right wire.Assume the +x-direction is to the right, and the +y-direction is upward. What are the magnitude (in T) and direction (in degrees) of the net magnetic field due to the two wires at a point P? Measure the angle counterclockwise from the positive x-axis, with point P at the origin of the coordinate system. (Ignore the magnetic field due to the Earth.)
- Consider a wire carrying a current due east in a location where the Earth’s field is due north. A) What is the direction of the force on the wire if both are parallel to the ground? B) Calculate the force per unit length on the wire, in newtons per meter, if the wire carries 19.5 A and the field strength is 2.85 × 10-5 T. C) What would the diameter be, in meters, of copper wire (with density ρ = 8.80 × 103 kg/m3) that would have its weight supported by this force in meters? D) Calculate the resistance per unit length, in ohms per meter, that this copper wire will have. Copper has a resistivity of ρR = 1.72 × 10-8 Ω⋅m. E) Calculate the potential difference per unit length, in volts per meter, of this wire.22Problem 10. Two very long, parallel wires are separated by d = 0.015 m. The first wire carries a current of I1 = 0.35 A. The second wire carries a current of I2 = 0.45 A. A) Express the magnitude of the force between the wires per unit length, f, in terms of I1, I2, and d. B) Calculate the numerical value of f in N/m. C) Is the force repulsive or attractive? D) Express the minimal work per unit length needed to separate the two wires from d to 2d. E) Calculate the numerical value of w in J/m.