a rod with a radius R = 2.09 mm is carrying a current of 12.0 A....
a rod with a radius R = 2.09 mm is carrying a current of 12.0 A. Determine the magnetic field at the following distances from the center of the rod. (a) r_a = R/2 (b) r_b = 3R/2 Thanks
Homework Answers
A long wire with a radius of R-10.6 mm, is carrying a current of 1-9.5 mA. Find the size of the magnetic field at a dis...
A long wire with a radius of R-10.6 mm, is carrying a current of 1-9.5 mA. Find the size of the magnetic field at a distance of r 8.3 mm from the wires center axis. Give answer in Tesla. Check
A long wire with a radius of R-10.6 mm, is carrying a current of 1-9.5 mA. Find the size of the magnetic field at a distance of r 8.3 mm from the wires center axis. Give answer in Tesla. Check
In the figure a thin glass rod forms a semicircle of radius r = 2.09 cm....
In the figure a thin glass rod forms a semicircle of radius
r = 2.09 cm. Charge is uniformly distributed along the
rod, with +q = 1.05 pC in the upper half and -q =
-1.05 pC in the lower half. What is the magnitude of the electric
field at P, the center of the semicircle?
In the figure a thin glass rod forms a semicircle of radius r = 2.09 cm. Charge is uniformly distributed along the rod, with...
Page 5 3) The cross section of a long metal rod of radius R - 50...
Page 5 3) The cross section of a long metal rod of radius R - 50 mm is shown below. The rod carries a current/= 3,000 A directed out of the page and spread uniformly across the cross section of the rod. Find the magnetic field B at a radial distance r= 10 mm from the center of the rod using the following steps: a) (2.5 pts) Write an expression, in symbols, for current density J in terms of land...
A long, hollow, cylindrical conductor (inner radius 8.0 mm, outer radius 16.0 mm) carries a current...
A long, hollow, cylindrical conductor (inner radius 8.0 mm, outer radius 16.0 mm) carries a current of 14 A distributed uniformly across its cross section. A long thin wire that is coaxial with the cylinder carries a current of 14 A in the opposite direction. What is the magnitude of the magnetic field at the following distances from the central axis of the wire and cylinder? (a) 4.0 mm 0.00071 (b) 12.0 mm 0.0002333 X T (c) 20.0 mm 0.00014...
A 0.300-kg metal rod carrying a current of 12.0 A glides on two horizontal rails 0.590...
A 0.300-kg metal rod carrying a current of 12.0 A glides on two horizontal rails 0.590 m apart and 2.0 m long. (a) If the coefficient of kinetic friction between the rod and rails is 0.160, what vertical magnetic field is required to keep the rod moving at a constant speed? (b) If the friction between the rod and rail is reduced zero, the rod will accelerate. If the rod starts from rest at the one end of the rails,...
A single current-carrying circular loop of radius R is placed next to a long, straight wire,...
A single current-carrying circular loop of radius
R is placed next to a long, straight wire, as
shown in the
figure. The current I in the wire flows to the
right and the a current I flows counter-clockwise
on the loop. What is the net magnetic field produce at the center
of the loop?
I R/2
A small loop of wire of radius 2.09 cm is placed at the center of a...
A small loop of wire of radius 2.09 cm is placed at the center of a larger loop with radius 8.13 cm. A current 7.39 A flows in the smaller loop, and a current 3.86 A flows in the larger loop as shown. Determine the magnitude of the net magnetic field at the center of the loop. Express your answer in uT. Answer Check RC
07. A rigid wire, carrying a current I, consists of semicircle of radius R and two...
07. A rigid wire, carrying a current I, consists of semicircle of radius R and two straight portions as shown in the following figure. The wire lies in a plane perpendicular to a uniform magnetic field B. Note choice of x and y axis. The straight portions each have length 1 within the field. Determine the net force on the wire due to the magnetic field. (8 Marks)
A single-coil loop of radius r = 7.00 mm, shown below, is formed in the middle...
A single-coil loop of radius r = 7.00 mm, shown below, is formed
in the middle of an infinitely long, thin, insulated straight wire
carrying the current i = 37.0 mA.
What is the magnitude of the magnetic field at the center of the
loop?
Dx Tr Figure B4 gs wire carrying a steady current I. The axis of the rod is maintained perpendicu...
dx Tr Figure B4 gs wire carrying a steady current I. The axis of the rod is maintained perpendicular to the wire with the near end a distance r away from it. dx is an element of the rod at a distance x. (a) Use Ampére's law to find the magnetic field at position x and determine its direction (6 marks) (b) Find the magnitude of the emf induced in dx. (2 marks) (c) Find the magnitude of the emf...
A long wire with a radius of R-10.6 mm, is carrying a current of 1-9.5 mA. Find the size of the magnetic field at a distance of r 8.3 mm from the wires center axis. Give answer in Tesla. Check
A long wire with a radius of R-10.6 mm, is carrying a current of 1-9.5 mA. Find the size of the magnetic field at a distance of r 8.3 mm from the wires center axis. Give answer in Tesla. Check
In the figure a thin glass rod forms a semicircle of radius
r = 2.09 cm. Charge is uniformly distributed along the
rod, with +q = 1.05 pC in the upper half and -q =
-1.05 pC in the lower half. What is the magnitude of the electric
field at P, the center of the semicircle?
In the figure a thin glass rod forms a semicircle of radius r = 2.09 cm. Charge is uniformly distributed along the rod, with...
Page 5 3) The cross section of a long metal rod of radius R - 50 mm is shown below. The rod carries a current/= 3,000 A directed out of the page and spread uniformly across the cross section of the rod. Find the magnetic field B at a radial distance r= 10 mm from the center of the rod using the following steps: a) (2.5 pts) Write an expression, in symbols, for current density J in terms of land...
A long, hollow, cylindrical conductor (inner radius 8.0 mm, outer radius 16.0 mm) carries a current of 14 A distributed uniformly across its cross section. A long thin wire that is coaxial with the cylinder carries a current of 14 A in the opposite direction. What is the magnitude of the magnetic field at the following distances from the central axis of the wire and cylinder? (a) 4.0 mm 0.00071 (b) 12.0 mm 0.0002333 X T (c) 20.0 mm 0.00014...
A single current-carrying circular loop of radius
R is placed next to a long, straight wire, as
shown in the
figure. The current I in the wire flows to the
right and the a current I flows counter-clockwise
on the loop. What is the net magnetic field produce at the center
of the loop?
I R/2
A small loop of wire of radius 2.09 cm is placed at the center of a larger loop with radius 8.13 cm. A current 7.39 A flows in the smaller loop, and a current 3.86 A flows in the larger loop as shown. Determine the magnitude of the net magnetic field at the center of the loop. Express your answer in uT. Answer Check RC
07. A rigid wire, carrying a current I, consists of semicircle of radius R and two straight portions as shown in the following figure. The wire lies in a plane perpendicular to a uniform magnetic field B. Note choice of x and y axis. The straight portions each have length 1 within the field. Determine the net force on the wire due to the magnetic field. (8 Marks)
A single-coil loop of radius r = 7.00 mm, shown below, is formed
in the middle of an infinitely long, thin, insulated straight wire
carrying the current i = 37.0 mA.
What is the magnitude of the magnetic field at the center of the
loop?
dx Tr Figure B4 gs wire carrying a steady current I. The axis of the rod is maintained perpendicular to the wire with the near end a distance r away from it. dx is an element of the rod at a distance x. (a) Use Ampére's law to find the magnetic field at position x and determine its direction (6 marks) (b) Find the magnitude of the emf induced in dx. (2 marks) (c) Find the magnitude of the emf...
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