please help me on all questions

magnetic-fields Begin Date: 3/30/2022 12:01:00 AM -- Due Date: 5/3/2022 11:59:00 PM End Date: 5/17/2022 11:59:00 PM Problem 1: A rectangular loop with Ly = 0.55 m and Ly = 0.75 m is sitting in a magnetic field B = 0.65 T as shown in the figure. There is a counterclockwise current I B e a d = 0.45 A in the loop. L b L2 C Otheexpertta.com Calculate the numerical value of the total torque in N.m. Numeric : A numeric value is expected and not an expression.Problem 2: A positive oxygen-16 ion with a mass of 2.66 x 10-2 kg travels at 35 x 10 m/'s perpendicular to a 2.50 T magnetic field, which makes it move in a circular path with a 0.332-m radius. Part (a) What is the charge of the ion, in coulombs? Numeric : A numeric value is expected and not an expression. q = Part (b) What is the ratio of this charge to the magnitude of the electron's charge? Numeric : A numeric value is expected and not an expression. gle =Problem 3: Two very long, parallel wires are separated by d = 0.095 m. The first wire carries a current of 17 = 0.85 A. The second wire carries a current of 12 = 0.55 A. Otheexpertta.com Part (a) Express the magnitude of the force between the wires per unit length, f. in terms of I1. 12, and d. Expression : f= Select from the variables below to write your expression. Note that all variables may not be required. a, B: Mo: 7, 0. d. g. h, I1: I2: In(2). m. P, t, x Part (b) Calculate the numerical value of fin N/m. Numeric : A numeric value is expected and not an expression. f= Part (c) Is the force repulsive or attractive? MultipleChoice 1) Repulsive. 2) Attractive. Part (d) Express the minimal work per unit length needed to separate the two wires from d to 2d. Expression : W= Select from the variables below to write your expression. Note that all variables may not be required. a, P. Mo: "; 0. d, g. h, I1: 12: In(2), m. P, t, x Part (e) Calculate the numerical value of w in J/m. Numeric : A numeric value is expected and not an expression. W=Problem 4: Two power lines, line 1 and line 2, both oflength LL = M m: are strung eastwest between two towers. line 1 is r12 = 1.3 in directly above line 2. The current in both power lines is I = 73Ato the west. Assume the power lines are straight and you can use the approximation r12 *3: LL. Randomized Variables Q=Mm r12: 3.3m s=BA Part (:1) Find the magnitude of the magnetic eld 321, in teslas, produced by line 1 at line 2. Numeric :A numeric value is expected and not an expression. 321 = Part (b) 'What is the direction of the magnetic eld produced by line 1 at line 2'? MultipleChoice 1) Down. 2) East. 3) North. 4) South. 5) Up. 6) West. Part (c) Calculate the magnitude of the magnetic force F21, in newtons, that the current in line 1 exerts on line 2. Numeric :A numeric value is expected and not an expression. F21 = Part {d} Assume a typical power line has a mass of 390 kg per 1000 m. How many times larger would the current in both lines have to be for the magnetic force on the line to balance the force of gravity? Numeric :A numeric value is expected and not an expression. IIIL = Problem 5: Consider two long wires with currents I; = .7. 3 A and I: = 1.4 A, as shown in the gure. Let 0' = f}. 035 in, a = 35 in. In this problem, consider out ofthe page to be the positive direction. (tithes: Part (:1) Calculate the value of the magnetic eld at point A: in Tesla. Numeric : A numeric value is expected and not an expression. BA = Part {Ii} 'What is the direction of BA? MultipleChoice : 1) Out ofthe screen. 2) Upward. 3) Downward. 4) To the right. 5) To the left. 6) Into the screen. Part (c) Calculate the value of the magnetic eld at point B. in Tesla. Numeric : A numeric value is expected and not an expression. BB = Part {d} 'What is the direction of BB? MultipleChoice : 1) Into the screen. 2) Upward. 3) Downward. 4) To the right. 5) To the left. 6] Out of the screen