The force F between two parallel wires carrying electric currents is inversely proportional to the distance...
The force F between two parallel wires carrying electric currents is inversely proportional to the distance d between the wires. If a force of 0.736 N exists between wires that are 2.15 cm apart, what is the force (nearest 3 decimal places) between them if they are separated by 5.2 cm?
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The force F between two parallel wires carrying electric
currents is inversely proportional to the distance...
Force between current-carrying wires: (a) Derive an expression for the magnitude of the force between two...
Force between current-carrying wires: (a) Derive an expression for the magnitude of the force between two current-carrying wires of length l that are separated by a fixed distance D. (b) If the currents are parallel to each other, is the force between the wires attractive or repulsive? Use the various right-hand rules to justify your answer.
11. A pair of parallel wires are each carrying currents of 25 A in opposite directions....
11. A pair of parallel wires are each carrying currents of 25 A in opposite directions. The wires are separated by a perpendicular distance of 0.5 cm. The force per unit length between the wires is: A) zero B) 0.025 N/m, repulsion C) 0.025 N/m, attraction D) 0.22 N/m, repulsion E) 0.22 N/m, attraction
17. (3 pts) The gravitational force between two asteroids is inversely proportional to the square of...
17. (3 pts) The gravitational force between two asteroids is inversely proportional to the square of the distance between them. When the two asteroids are 25 million meters apart (2.5 10), the force of gravity is 300 N. Find an equation F(d) relating the gravitational force between the two asteroids as a function of the distance d between them.
Consider two, long parallel wires (labeled a and b) carrying electric currents ia and in respectively...
Consider two, long parallel wires (labeled a and b) carrying electric currents ia and in respectively in the same directions. The wires are separated by distance d, as shown in the figure below. Interactive Figure 29.4.1: Two long, straight, parallel wires carry currents in the same direction. Figure 29.4.2 shows an end-on view with the two currents directed out of the screen (in the +z direction). Assume the following values for the two currents and the distance d: ia =...
Two long, straight, parallel wires of length 3.6 m carry parallel currents of 3.8 A and...
Two long, straight, parallel wires of length 3.6 m carry parallel currents of 3.8 A and 1.1 A. (a) If the wires are separated by a distance of 3.7 cm, what is the magnitude of the force between the two wires? N (b) Is this force attractive or repulsive? attractive or repulsive (c) If the currents are in opposite directions (antiparallel), how do the answers to parts (a) and (b) change? What is the magnitude of the force between the...
electromagnetic 14) Force between current-carrying wires: (10 pts) (a) Derive an expression for the magnitude of...
electromagnetic
14) Force between current-carrying wires: (10 pts) (a) Derive an expression for the magnitude of the force between two current-carrying wires of length 1 that are separated by a fixed distance d. d 1 (b) If the currents are parallel to each other, is the force between the wires attractive or repulsive? Use the various right-hand rules to justify your answer.
5) The force between two parallel wires carrying electric current is repulsive when: A) The magnitude...
5) The force between two parallel wires carrying electric current is repulsive when: A) The magnitude of the current of both wires are the same. B) The direction of current in wires are opposite C) One of the wires is carrying no current D) The direction of the currents in wires are the same. E) Wires carrying different current values. 6) Ampere's law provides a convenient way of calculating: A) Electric field due to current distribution. B) Magnetic field due...
Two long, straight, parallel wires of length 3.6 m carry parallel currents of 3.0 A and...
Two long, straight, parallel wires of length 3.6 m carry parallel currents of 3.0 A and 1.6 A. (a) If the wires are separated by a distance of 3.9 cm, what is the magnitude of the force between the two wires? __N (b) Is this force attractive or repulsive? (c) If the currents are in opposite directions (antiparallel), how do the answers to parts (a) and (b) change? What is the magnitude of the force between the two wires? ___N...
Two very long, parallel wires separated by a distance of 0.8 cm carry opposite currents of...
Two very long, parallel wires separated by a distance of 0.8 cm carry opposite currents of 8.6 A. (a) Find the magnetic field at the midpoint between the wires. (b) Find the magnetic field in the plane of the wires, at a distance of 1.8 cm from the midline.
3) Two parallel infinitely-long wires separated by 10 cm distance carry the currents of 1 A...
3) Two parallel infinitely-long wires separated by 10 cm distance carry the currents of 1 A flowing in the same direction. What is the magnetic field produced by these currents in the middle between the two wires? (25 pts.)
11. A pair of parallel wires are each carrying currents of 25 A in opposite directions. The wires are separated by a perpendicular distance of 0.5 cm. The force per unit length between the wires is: A) zero B) 0.025 N/m, repulsion C) 0.025 N/m, attraction D) 0.22 N/m, repulsion E) 0.22 N/m, attraction
17. (3 pts) The gravitational force between two asteroids is inversely proportional to the square of the distance between them. When the two asteroids are 25 million meters apart (2.5 10), the force of gravity is 300 N. Find an equation F(d) relating the gravitational force between the two asteroids as a function of the distance d between them.
Consider two, long parallel wires (labeled a and b) carrying electric currents ia and in respectively in the same directions. The wires are separated by distance d, as shown in the figure below. Interactive Figure 29.4.1: Two long, straight, parallel wires carry currents in the same direction. Figure 29.4.2 shows an end-on view with the two currents directed out of the screen (in the +z direction). Assume the following values for the two currents and the distance d: ia =...
electromagnetic
14) Force between current-carrying wires: (10 pts) (a) Derive an expression for the magnitude of the force between two current-carrying wires of length 1 that are separated by a fixed distance d. d 1 (b) If the currents are parallel to each other, is the force between the wires attractive or repulsive? Use the various right-hand rules to justify your answer.
5) The force between two parallel wires carrying electric current is repulsive when: A) The magnitude of the current of both wires are the same. B) The direction of current in wires are opposite C) One of the wires is carrying no current D) The direction of the currents in wires are the same. E) Wires carrying different current values. 6) Ampere's law provides a convenient way of calculating: A) Electric field due to current distribution. B) Magnetic field due...
3) Two parallel infinitely-long wires separated by 10 cm distance carry the currents of 1 A flowing in the same direction. What is the magnetic field produced by these currents in the middle between the two wires? (25 pts.)
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