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Question 2A A 5 m long wire is placed a magnetic field of strength 0.5 T....
13. In each of the following situations current-carrying wire is placed in a magnetic field as...
13. In each of the following situations current-carrying wire is placed in a magnetic field as shown. Determine the direction of the requested quantity. (a) (1 pt) In diagram (a), the wire has a current flowing to the left and the magnetic field is represented by the circles. What is the direction of the force on the wire due to the magnetic field? No direction Value is Zero (b) (1 pt) In diagram (b), the wire has a current flowing...
a) A wire carrying a current I is perpendicular to a magnetic field of strength B....
a) A wire carrying a current I is perpendicular to a magnetic field of strength B. Assuming a fixed length of wire, which of the following changes will result in decreasing the force on the wire by a factor of two? Select all correct answers - Decreas the current in th e wire to I/2 - Decrease the field strength to B/2 - Decrease the angle from 90 to 45 degrees - Decrease the angle form 90 to 30 degrees...
(9) A straight wire is placed in a uniform magnetic field; the wire makes an angle...
(9) A straight wire is placed in a uniform magnetic field; the wire makes an angle of θ with the magnetic field. The wire carries a current i, and the magnetic field strength is T. Calculate the force on a segment of length l of this wire. Show the direction of the force in a sketch, which also indicates the direction of the field and the magnetic field. [20 pts]
placed in a uniform magnetic field; the wire makes an angle of Owith the (9) A...
placed in a uniform magnetic field; the wire makes an angle of Owith the (9) A straight wire is magnetic field. The wire carries a current i, and the magnetic field strength is T. Calculate the force on a segment of length of this wire. Show the direction of the force in a sketch, which also indicates the direction of the field and the magnetic field. [20 pts]
4.A long, straight wire carrying a current moving upward is placed in a magnetic field produced...
4.A long, straight wire carrying a current moving upward is placed in a magnetic field produced by magnets, what is the direction of the magnetic force acting on the wire? 2 % (A) right, (B) left, (C) upward, (D) downward, (E) into the page, (F) out of the page, (G) Clockwise (H) Counter-clockwise.
Iwire The magnetic field for a long wire is В — B = 2π r =...
Iwire The magnetic field for a long wire is В — B = 2π r = distance from wire, I = current d through wire, Ho = 4 n x 10~-7 Tm Iloop A Current-carrying wire in magnetic field B the magnetic force on the wire is I = current, L = vector, magnitude is length of the wire, direction of the curent The magnetic forces between wires is one way to measure currents without having to place an ammeter...
Question 12 A conventional current flows through a wire in a magnetic field (as shown in...
Question 12 A conventional current flows through a wire in a magnetic field (as shown in the diagram below). What is the direction of the magnetic force on the wire? x x x x x X X X X X Metal strip to the right to the left towards the top of the page/screen towards the bottom of the page/screen
Question 7 8.75 pts Can a magnetic field cause a current in a coil of wire?...
Question 7 8.75 pts Can a magnetic field cause a current in a coil of wire? yes, but only if the field is changing yes, any magnetic field can create a current no, it is currents that make magnetic fields Ono, magnetism and electrostatics are not related Question 8 8.75 pts Based on the screen this test is displayed on, if a charged particle was moving left to right through a magnetic field pointed up,^ the force on the particle...
A uniform magnetic field of magnitude 25 points to the right. A 2.0-m-long wire, carrying 20...
A uniform magnetic field of magnitude 25 points to the right. A 2.0-m-long wire, carrying 20 A, is placed at an angle of to the magnetic field, as shown in the figure. 30° What is the direction of the magnetic force on the wire? The magnetic force points O A to the right; OB out of the page: Cinto the page: OD to the left; E upward; OF downward
(Magnetic Force on a Wire) A horizontal, current-carrying wire of mass m = 40.0 g is...
(Magnetic Force on a Wire) A horizontal,
current-carrying wire of mass m = 40.0 g is free to slide without
friction along two vertical conducting rails spaced l = 80.0 cm
apart as in Figure. A uniform magnetic field of B = 1.20 T is
directed into the plane of the drawing. What magnitude and
direction (to the right or to the left) must the current have if
the force exerted by the magnetic field on the wire is just...
13. In each of the following situations current-carrying wire is placed in a magnetic field as shown. Determine the direction of the requested quantity. (a) (1 pt) In diagram (a), the wire has a current flowing to the left and the magnetic field is represented by the circles. What is the direction of the force on the wire due to the magnetic field? No direction Value is Zero (b) (1 pt) In diagram (b), the wire has a current flowing...
(9) A straight wire is placed in a uniform magnetic field; the wire makes an angle of θ with the magnetic field. The wire carries a current i, and the magnetic field strength is T. Calculate the force on a segment of length l of this wire. Show the direction of the force in a sketch, which also indicates the direction of the field and the magnetic field. [20 pts]
placed in a uniform magnetic field; the wire makes an angle of Owith the (9) A straight wire is magnetic field. The wire carries a current i, and the magnetic field strength is T. Calculate the force on a segment of length of this wire. Show the direction of the force in a sketch, which also indicates the direction of the field and the magnetic field. [20 pts]
4.A long, straight wire carrying a current moving upward is placed in a magnetic field produced by magnets, what is the direction of the magnetic force acting on the wire? 2 % (A) right, (B) left, (C) upward, (D) downward, (E) into the page, (F) out of the page, (G) Clockwise (H) Counter-clockwise.
Iwire The magnetic field for a long wire is В — B = 2π r = distance from wire, I = current d through wire, Ho = 4 n x 10~-7 Tm Iloop A Current-carrying wire in magnetic field B the magnetic force on the wire is I = current, L = vector, magnitude is length of the wire, direction of the curent The magnetic forces between wires is one way to measure currents without having to place an ammeter...
Question 12 A conventional current flows through a wire in a magnetic field (as shown in the diagram below). What is the direction of the magnetic force on the wire? x x x x x X X X X X Metal strip to the right to the left towards the top of the page/screen towards the bottom of the page/screen
Question 7 8.75 pts Can a magnetic field cause a current in a coil of wire? yes, but only if the field is changing yes, any magnetic field can create a current no, it is currents that make magnetic fields Ono, magnetism and electrostatics are not related Question 8 8.75 pts Based on the screen this test is displayed on, if a charged particle was moving left to right through a magnetic field pointed up,^ the force on the particle...
A uniform magnetic field of magnitude 25 points to the right. A 2.0-m-long wire, carrying 20 A, is placed at an angle of to the magnetic field, as shown in the figure. 30° What is the direction of the magnetic force on the wire? The magnetic force points O A to the right; OB out of the page: Cinto the page: OD to the left; E upward; OF downward
(Magnetic Force on a Wire) A horizontal,
current-carrying wire of mass m = 40.0 g is free to slide without
friction along two vertical conducting rails spaced l = 80.0 cm
apart as in Figure. A uniform magnetic field of B = 1.20 T is
directed into the plane of the drawing. What magnitude and
direction (to the right or to the left) must the current have if
the force exerted by the magnetic field on the wire is just...
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Question 501 pts
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