Threads Tagged with toroid Thread / Thread Starter Last Post Replies Views Imagine a cylindrical space settlement. It spins about an axis to create pseudo gravity for residents, who will think... Feb22-14 03:03 PM mfb 10 290 General Physics 1. The problem statement, all variables and given/known data I'm working through a proof that says the magnetic... Dec16-13 12:33 PM richyw 3 372 Introductory Physics Homework 1. The problem statement, all variables and given/known data A toroidal coil,with N turns of wire carrying a current... Nov16-13 10:44 AM mfb 3 529 Advanced Physics Homework Hi, I'm having a major issue trying to work out where the resultant lorentz force might act when I have a wire... Oct12-13 11:21 PM Baluncore 1 471 General Physics 1. The problem statement, all variables and given/known data ##N=2.5\times 10^3## wire turns are uniformly wound on a... May26-13 10:38 AM Pranav-Arora 6 426 Introductory Physics Homework I'm currently wanting to model an RLC circuit that is driven by a toroid transformer with a driving current, I(t). ... Dec20-12 03:18 PM blargh4fun 0 558 Classical Physics Hi, I am new here. I need to know the formula for the capacitance of a toroid of circular cross section. I found... Nov16-12 10:58 AM Enthalpy 3 903 Electrical Engineering Suppose a permanent bar-magnet is placed inside a toroid/torus and the toroid is then completed and power applied. How... Aug28-12 11:09 PM Simon Bridge 3 1,157 Classical Physics This is more a theoretical question than a practical one. Basically I want to know if the formulas I arrive for the... Jul31-12 11:10 AM radicaled 0 269 Introductory Physics Homework I'd like to make a strong (~0.5 T) solenoidal field with a permanent magnet for a Faraday rotation experiment. If I... Jun29-12 10:48 PM marcusl 1 859 General Physics Dear Experts I have a 1.5 cm ring magnet, you know, the black color type of common low magnetic power magnet. I... May7-12 10:59 AM vk6kro 8 1,878 Electrical Engineering Consider a toroidal structure with a rectangular cross-section. If the toroid is defined by the surfaces r = 1cm and... Apr3-12 02:00 AM caljuice 2 1,328 Introductory Physics Homework I have made a geometry, see first attachment, I call the “Torbus”, from the two geometries of a Toroid and a Mobius... Mar13-12 02:40 PM Ray Fischer 13 2,248 Differential Geometry *This isn't a problem so much as needing to fill in the gaps from a lecture where I was taking notes on painkillers... Nov19-11 05:24 PM WJSwanson 0 1,414 Introductory Physics Homework 1. The problem statement, all variables and given/known data Consider a segment of a toroidal (doughnut-shaped)... Oct18-11 11:01 AM runnergirl 4 1,810 Advanced Physics Homework 1. The problem statement, all variables and given/known data A toroid of circular cross-section of radius a and mean... Oct16-11 05:53 PM rude man 16 3,218 Advanced Physics Homework I've been reading up on tesla's wireless power transmission lately, and I've been wondering how magnetic flux through... Aug8-11 09:33 PM cragar 5 2,130 General Physics I don't understand how to find the direction of B resulting from a toroid. In the following example from my textbook,... Aug8-11 04:47 PM sparkle123 2 2,203 Introductory Physics Homework I just have a question based on a toroidal conductor. I know that the magnetic field would run in a circle... May25-11 05:19 AM cragar 1 1,442 Classical Physics Im working with building a reluctance motor and ive posed a problem to myself that i cannot answer without questioning... May3-11 11:53 AM Bob S 5 1,879 Electrical Engineering Is the B field constant inside a toroid? Like we would just use amperes law to find. B(2*pi*r)=(mu_0)NI But... Feb3-11 04:57 PM cragar 2 2,290 General Physics If I got this right, the H-field does not depend on the material it is applied on and is only determined by its... Dec29-10 07:08 PM cortiver 3 2,370 General Physics The toroid shown in the figure has a wire carrying a current I= 7.10 Amperes wrapped around it N= 820 times. The inner... Nov27-10 06:16 PM Redbelly98 1 1,579 Introductory Physics Homework The toroid shown in the figure has a wire carrying a current I= 7.10 Amperes wrapped around it N= 820 times. The inner... Nov26-10 07:22 PM dangish 0 2,691 Advanced Physics Homework For all the people who know of the so called 'Rodin Coil', or, otherwise known (by Rodin Himself) as a 'Flux Thruster... Nov22-10 07:28 PM magfluxfield 4 21,582 General Physics Hello, I need help with calculating inductance of a toroid core. I tried googling and came up with 3 results, but they... Nov5-10 06:12 AM Driftwood1 5 6,716 Electrical Engineering http://www.codecogs.com/reference/engineering/electricity/electro_magnetic_circuits.php In the above link, near... Jul26-10 11:14 AM dhruv.tara 0 960 Engineering, Comp Sci, & Technology Homework 1. The problem statement, all variables and given/known data (I have done parts i) through v) correctly. It is the... Jun20-10 02:37 PM sarahgarden 0 3,905 Introductory Physics Homework Hello everybody! :D Im building a tesla coil for a science fair and needed some help with it. For the toroid, I got a... Apr12-10 07:25 AM Voliminal 5 2,718 Classical Physics I want to build a simple induction apparatus like the one displayed at this web page:... Apr10-10 02:00 PM Antiphon 3 2,048 Classical Physics 1. The problem statement, all variables and given/known data A toroid of a circular cross section whose center is... Sep28-09 06:50 PM kuruman 5 1,051 Advanced Physics Homework Why is the b field inside a thick toroid largest along inner edge and smallest along outer edge? Aug11-09 08:16 PM Bob S 6 823 Classical Physics I need to obtain a toroid for inductive coupling to medium voltage power lines. The frequencies to be coupled are... Jun12-09 11:38 PM chayced 6 2,863 Materials & Chemical Engineering How do Toroids (inductors) work, and What are they used for (in electronics and/or other physics applications)? ... May9-09 09:54 PM Phrak 8 14,980 Classical Physics 1. The problem statement, all variables and given/known data When a wire carries an AC current with a known frequency... Mar12-09 07:16 PM togahockey15 0 1,065 Introductory Physics Homework 1. The problem statement, all variables and given/known data When a wire carries an AC current with a known frequency... Mar12-09 11:19 AM togahockey15 0 2,946 Introductory Physics Homework You are going to wrap a toroid with 273 m of copper wire that can carry a current of I = 1.7 A. The toroid has radius... Feb20-09 02:47 PM hellogirl88 6 3,449 Introductory Physics Homework The Magnetic Flux in a toroid of small cross sectional area and radius R is increasing at d(phi)/dt. What is the... Oct15-08 12:52 PM the_jerk 0 1,016 Introductory Physics Homework Can't this be calculated from B = mu*N*I/2*pi*r? Book explanation says that this can't be done because there is "no... Feb17-08 07:50 PM JasonBourneV 2 6,364 Introductory Physics Homework Inside the toroid, in which direction does the magnetic field point, if the current is going clockwise around the... Feb17-08 07:47 PM JasonBourneV 4 1,422 Introductory Physics Homework