A dc current of 50 A is flowing in a long isolated wire. The magnitude of the magnetic field intensity. H(A/m), 10 cm from the center of the wire is
a) 0.05
b) 8
c) 43
d) 80
A dc current of 50 A is flowing in a long isolated wire. The magnitude of...
2. An infinitely long wire carries a current 1-10A. A 5-turn loop of radius a = 2 cm is placed with its center at a distance d = 5 cm from the wire. The wire and the loop all lie in the same plane. (a) Find the magnetic field intensity at the center of the loop due to the current in the long wire alone. (b) Estimate the mutual inductance of the wire and the loop (c) What should be...
A long straight conductor has a constant current flowing to the right. A wire rectangle is situated above the wire, and also has a constant current flowing through it (as shown in the figure). It what direction is the net force on the wire rectangle? A) out of page B) up C) down D) force is zero E) left 8) A solid cylinder of radius R = 5.0 mm caries a uniform current density of 1.50 x 106 A/m2. What is the magnitude of the magnetic...
A long straight wire carries a current of 45 A. What is the magnitude of the magnetic field at a distance of a) 0.2 m? b) 0.7 m? c) 1.5 m? A short circular coil with 30 turns and a radius of 4 cm carries a 15 A current. What is the magnetic field at the center of the coil?
1. A very long straight wire has a current of 4.24 A flowing through it. What is the magnitude of the magnetic field created by this current-carrying wire at a distance of … a) 4.32 cm from the wire?
A 10 m long wire that is fixed (stationary) carries a current I1 = 10 A to the right, as shown in the figure. a) Find an expression for the intensity of the magnetic field generated by this long wire at the observation point with coordinates (0, - y0 , 0) in terms of the current I1 and y0 b) What is the direction of the magnetic field generated by this wire? (Entering, leaving the page; right, left, up or down) c)...
A 10 m long wire that is fixed (stationary) carries a current I1 = 10 A to the right, as shown in the figure. a) Find an expression for the intensity of the electric field generated by this long wire at the observation point with coordinates (0, -y0,0) in terms of the current I1 and y0. b) What is the direction of the magnetic field generated by this wire? (Entering, leaving the page; right, left, up or down). c) A...
A 10 m long wire that is fixed (stationary) carries a current: I1 = 10 A to the right, as shown in the figure. A much smaller wire of 10 grams and 2 cm in length, is placed parallel to the long wire as shown in the figure. The geometric center of the small wire is at the observation point with coordinates: (0,-y0,0), where: 0 = 5 cm. Assuming that the magnetic field felt by the small wire has an...
A thin wire carries a current of 75.0 A. What is the magnitude of the magnetic field 3.00 cm from the center of the wire? μ0 = 4π x 10-7 T-m/A A. 4.50 x 107 T B. 3.14 x 10-3 T C. 7.96 x 10-5 T D. 2.21 x 10-8 T E. 5.00 x 10-4 T
An electric current I = 0.75 A is flowing in a long wire. Consider a rectangular area with one side parallel to the wire and at a distance c = 0.048 m away from the wire. Let the dimensions of the rectangle be a = 0.046 m and b= 0.067 m. Part (a) Express the magnitude of the magnetic field generated by the wire B at a distance r in terms of I and r. Part (b) Express the magnetic flux, φ,...
An electric current is uniformly distributed throughout a long, straight wire that has a diameter of 50 mm. The current through the wire is 5.0A . Calculate the magnitude of the magnetic field 20 mm radially away from the wire center. Calculate the magnitude of the magnetic field 50 mm radially away from the wire center. What must the current be to create a magnetic field of magnitude 1.0 T 50 mm radially away from the wire center?