Homework Answers
Add Answer to:
Assume that the air-core toroid has a circular cross-section of radius 4 mm. Find the inductance...
9 and 10 please 9. A toroid has center line radius 0.1 m. cross section area...
9 and 10 please
9. A toroid has center line radius 0.1 m. cross section area of 0.2 cm., determine the number of turns so that its inductance is 0.2 uF if it is filled with air. For the same parameters, what will be the inductance if it is filleod with a material of , -500? In the material-filling case, what is the magnetic flux density in the core if 2A current is applied? 10. For the toroid mentioned in...
Inductance 4. (4) Consider an air-core solenoid with a circular cross-section, radius 8.00 mm and length...
Inductance 4. (4) Consider an air-core solenoid with a circular cross-section, radius 8.00 mm and length 20.00 cm, and exactly 350 windings. If a current of 4.75 mA is sent through the solenoid (a) If the current is going through the coils clockwise as seen from above the coils, sketch the magnetic field that is generated (b) Determine the magnitude of the average magnetic field inside the solenoid (c) Determine the inductance of the solenoid
Assume that we have an air-core toroid with 500 turns, a cross-sectional area of 6 cm2,...
Assume that we have an air-core toroid with 500 turns, a cross-sectional area of 6 cm2, a mean radius of 15 cm, and a coil current of 4 A. As we already know, the magnetic field is confined to the interior of the toroid, and if we consider the closed path of our magnetic circuit along the mean radius. Find: a) the mmf in the core b) the core reluctance c) the magnetic flux d) the B-field e) the H-field
Consider a toroid with a rectangular cross section of 1 cm by 1 cm. The mean...
Consider a toroid with a rectangular cross section of 1 cm by 1 cm. The mean radius is 9 cm. Into this toroid, there is cut a 1.5 mm air gap. The toroid has 100 turns of wire. The permeability of the magnetic material is 3500 times the permeability of free space. Two windings are placed on the device such that positive current in one winding will ten1 to produce negative flux in the other winding. Suppose winding 1 has...
15 marks] B. A toroidal core with a mean diameter of 200 mm and a cross-sectional area of 800 mm has an air gap of length 1.1 mm cut in it Fringing and leakage of flux around the air gap may be negle...
15 marks] B. A toroidal core with a mean diameter of 200 mm and a cross-sectional area of 800 mm has an air gap of length 1.1 mm cut in it Fringing and leakage of flux around the air gap may be neglected (i) Determine the current required in a coil of 1100 turns to produce a flux density of 1 T The relative permeability , of the core material (iron) may be assumed to be 3000 for this level...
EO Vuy vvvvvvvv NTurns 93 The relative permeability of the core material is 3500, and the...
EO Vuy vvvvvvvv NTurns 93 The relative permeability of the core material is 3500, and the average length of the core is 52cm as the cross- section of the core is 64cm2. The core is uniform of cross-section (all limbs have the same cross-section). There are 80 turns on the coil. Answer the following questions, 1) The reluctance of the core (AT/Wb) 2) Find the flux density (T) of the core if the current į in the coil is 0.75...
1. (20 points) Consider a toroid of made of N square loops of wires (side length a) with current i. The mean radius...
1. (20 points) Consider a toroid of made of N square loops of wires (side length a) with current i. The mean radius of the toroid is R. You may express your results in terms ofN, R,a, i, and natural constants. Use Ampere's Law, prove that the magnetic field at a point inside the toroid and a distance r from the center is given by ue Ni/ (2 r). Find the magnetic flux through the cross section of the toroid....
3. (20 points) A toroid has a radius of 0.5 m and cross sectional area 104...
3. (20 points) A toroid has a radius of 0.5 m and cross sectional area 104 m2. The total number of turns of wire is N- 1 our SI units, 000. The current in the wire is 1-0.01 sin (100 π t). μο-4 π 10"in a) Find the magnetic field B(t) inside the toroid. b) Find the magnetic flux >B () inside the toroid c) Express the induced voltage on one turn of the wire,in terms of dldt. What is...
A toroid that has a mean radius equal to 28.5 cm and circular loops with radil...
A toroid that has a mean radius equal to 28.5 cm and circular loops with radil equal to 2.50 cm is wound with a superconducting wire. The wire has a length equal to 1000 m and carries a current of 440 A (a) What is the number of turns of the wire? (b) What is the magnetic field strength and magnetic energy density at the mean radius? MJ/m3 (c) Estimate the total energy stored in this toroid by assuming that...
94 Exercise :4.A square magnetic core Figure :4. has four 0.5 mm air gaps. The core...
94 Exercise :4.A square magnetic core Figure :4. has four 0.5 mm air gaps. The core material has a relative permeability of us = 800 and a coil of 1400 turns is wound around it. The core has a square cross-sectional area of dimensions 4 cm and a magnetic path length (including the air gaps) is 20 cm. A = 4 cm 2 N = 1400 4 Air gaps = 0.5 mm each Figure : 4. = 20 cm including...
9 and 10 please
9. A toroid has center line radius 0.1 m. cross section area of 0.2 cm., determine the number of turns so that its inductance is 0.2 uF if it is filled with air. For the same parameters, what will be the inductance if it is filleod with a material of , -500? In the material-filling case, what is the magnetic flux density in the core if 2A current is applied? 10. For the toroid mentioned in...
15 marks] B. A toroidal core with a mean diameter of 200 mm and a cross-sectional area of 800 mm has an air gap of length 1.1 mm cut in it Fringing and leakage of flux around the air gap may be neglected (i) Determine the current required in a coil of 1100 turns to produce a flux density of 1 T The relative permeability , of the core material (iron) may be assumed to be 3000 for this level...
EO Vuy vvvvvvvv NTurns 93 The relative permeability of the core material is 3500, and the average length of the core is 52cm as the cross- section of the core is 64cm2. The core is uniform of cross-section (all limbs have the same cross-section). There are 80 turns on the coil. Answer the following questions, 1) The reluctance of the core (AT/Wb) 2) Find the flux density (T) of the core if the current į in the coil is 0.75...
1. (20 points) Consider a toroid of made of N square loops of wires (side length a) with current i. The mean radius of the toroid is R. You may express your results in terms ofN, R,a, i, and natural constants. Use Ampere's Law, prove that the magnetic field at a point inside the toroid and a distance r from the center is given by ue Ni/ (2 r). Find the magnetic flux through the cross section of the toroid....
3. (20 points) A toroid has a radius of 0.5 m and cross sectional area 104 m2. The total number of turns of wire is N- 1 our SI units, 000. The current in the wire is 1-0.01 sin (100 π t). μο-4 π 10"in a) Find the magnetic field B(t) inside the toroid. b) Find the magnetic flux >B () inside the toroid c) Express the induced voltage on one turn of the wire,in terms of dldt. What is...
A toroid that has a mean radius equal to 28.5 cm and circular loops with radil equal to 2.50 cm is wound with a superconducting wire. The wire has a length equal to 1000 m and carries a current of 440 A (a) What is the number of turns of the wire? (b) What is the magnetic field strength and magnetic energy density at the mean radius? MJ/m3 (c) Estimate the total energy stored in this toroid by assuming that...
94 Exercise :4.A square magnetic core Figure :4. has four 0.5 mm air gaps. The core material has a relative permeability of us = 800 and a coil of 1400 turns is wound around it. The core has a square cross-sectional area of dimensions 4 cm and a magnetic path length (including the air gaps) is 20 cm. A = 4 cm 2 N = 1400 4 Air gaps = 0.5 mm each Figure : 4. = 20 cm including...
Most questions answered within 3 hours.
-
A researcher in the field of educational psychology obtains a
random sample of 49 fourth grade...
asked 21 minutes ago -
A
liter of liquid soap concentrate sells for 7.2 Yuan in China.
Determine the total volume...
asked 7 minutes ago -
A
person with polycythemia vera ( excess production of red blood
cells) receives radioactive phosphorus-32. Why...
asked 8 minutes ago -
Regression Analysis
Y = Price in $’s for Tracfone service plan
X1 = No. of minutes...
asked 24 minutes ago -
Various computers and operating systems in the past have used
separate instruction and data spaces, allowing...
asked 12 minutes ago -
You have a series of simple polarisers that you can orient as
you choose in succession...
asked 19 minutes ago -
This is a c++ class utilizing class templates
and linked lists. I need to implement the...
asked 26 minutes ago -
How is the Irish banking system different from the rest of
European banks and how does...
asked 27 minutes ago -
Calculate ΔGo for the reaction of ammonia with
oxygen:
4NH3 (g) + 3 O2 (g)...
asked 29 minutes ago -
How do I go from one concentration of cells to another?
In this case, I have...
asked 30 minutes ago -
Old Faithful geyser in Yellowstone Park shoots water hourly to a
height of 49.2 m. With...
asked 43 minutes ago -
What is the difference between Eddy Currents and Induced
Currents? Are they same if yes, how...
asked 46 minutes ago