A current I is passed through a wire. A second wire of length L is moving perpendicular to the magnetic field generated by the first wire (see sketch below) with velocity v at a distance d. Consider the magnetic field B to be constant over the range of motion of the second wire (i.e. d » 1). You need to calculate the potential generated between the ends of the second wire. Please select statements that would describe your approach to solving the problem. Wire 1 Wire 2 d V ☐ a. Use the expression for the magnetic force between two current-carrying wires. ☐ b. Use the expression for the magnetic field of a current-carrying wire. О с. Use an expression for the electromotive force (EMF) induced by the magnetic field.

Solve with no calculus.

A conductive wire carrying current I is perpendicular to the plane of the page and inward from the plane of the page. It is in the right magnetic field B.The magnetic force acting on the wire is in unit vectors. find it. All my questions are rejected. This compromises your service. You can get as many questions as the next step in the question, why do you refuse?

The force exerted by a magnetic field on a moving charge is the strongest when O the charge is moving at a 45° angle with respect to the field. O the charge is moving parallel to the field. O the charge is moving perpendicular to the field. O the charge is moving at a 30° angle with respect to the field. O the charge is moving at a 60° angle with respect to the field.

Please explain

The figure shows a cross section of three very long parallel wires, eachcarrying a current of 2.0 A. The currents in the top and bottom rightwires are coming out of the page; the current of the bottom left wire isgoing into the page. The length of each leg of the triangle is R = 18.0mm.a) Draw a clear physics diagram of the problem with forces, fields, andimportant angles labeled.b) Find the magnitude and direction of the magnetic force on a 4.0-mlength of the top wire due to the bottom right wire.c) Find the total magnitude and direction of the magnetic force on a 4.0-mlength of the top wire due to the other two wires.d) Find the total magnitude and direction of the magnetic force on a 4.0-mlength of the bottom left wire due to the other two wires.

A circuit is made with a resistor of resistance 25 ohms and a movable bar with length 15 cm moving to the left with speed 8 m/s. The whole circuit is in a magnetic field B = 1.5 T (into page). Use this set up to answer the following questions. What is the magnetic force on the bar in Newtons? Answer to 4 decimal places.

A current I is passed through a wire. A second wire of length L is moving perpendicular to the magnetic field generated by the first wire (see sketch below) with velocity v at a distance d. Consider the magnetic field B to be constant over the range / of motion of the second wire (i.e. d > 1). You need to calculate the potential generated between the ends of the second wire. Please select statements that would describe your approach to solving the problem. Wire 1 Wire 2 d a. Use an expression for the electromotive force (EMF) induced by the magnetic field. b. Use the expression for the magnetic force between two current-carrying wires. C. Use the expression for the magnetic field of a current-carrying wire.

The three conducting rings in the figure are all in the same plane as a long wire. The wire has a current / that is steadily decreasing with time at a constant rate. What can you say about the induced electromotive force in each of the rings A, B, and C? A O No electromotive force is induced in any of the rings. O A counter-clockwise electromotive force is induced in ring A, but a clockwise electromotive force is induced in rings B and C. O A clockwise electromotive force is induced in ring A. Ring B has no induced electromotive force, and ring C has a counterclockwise electromotive force. O All rings have a counterclockwise induced electromotive force. O A counter-clockwise electromotive force is induced in ring A. Ring B has no induced electromotive force, and ring C has a clockwise electromotive force.

The figure shows a cross section of several conductors carrying currents through the plane. The currents have the magnitudes l₁ = 4 A, 1₂ = 6 A and 13 = 2A. The directions of the currents is shown at the picture. Four paths labeled a through d are shown. What is the line integral of the magnetic field across each path? Each integral involves going around the path in the counter clockwise direction. 1. What is the line integral of the magnetic field across path a? Enter the missing part in the expression Ho 2. What is the line integral of the magnetic field across path b? Enter the missing part in the expression Ho'l 3. What is the line integral of the magnetic field across path c? Enter the missing part in the expression Hol 4. What is the line integral of the magnetic field across path d? Enter the missing part in the expression Ho 110 b 120 d ) ) ) )