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Magnetic field

en.wikipedia.org/wiki/Magnetic_field

A magnetic field is the magnetic effect of electric currents and magnetic materials. The magnetic .... This definition allows the determination of B in the following way ... Magnetic field lines are...

Choose the best description of a magnetic field line - Answers.com

www.answers.com/Q/Choose_the_best_description_of_a_magnetic_field_line

A magnetic field line shows the direction a compass needle would point.

Magnetic Field Lines - Boundless

www.boundless.com/physics/textbooks/boundless-physics-textbook/magnetism-21/magnetism-and-magnetic-fields-155/magnetic-field-lines-549-6686/

Learn more about magnetic field lines in the Boundless open textbook. ... Magnetic field lines are defined to have the direction that a small compass points when .... http://www.boundless.com//physics/definition/magnetic-field-lines Boundless ...

Chapter 24: Magnetic Fields

www.cttech.org/GOODWIN/academics/science-textbook/chap24.pdf

The direction of a magnetic field line is defined as the direction in which the north .... rod should you use to make an electromagnet to pick up steel objects? Explain . 9. .... Determining the force's direction Faraday's description of the force on a.

Magnetic Field Characteristics - NDE/NDT Resource Center

www.nde-ed.org/EducationResources/CommunityCollege/MagParticle/Physics/MagneticFieldChar.htm

The particles align themselves with the lines of magnetic force produced by the magnet. The magnetic lines of force show where the magnetic field exits the ...

What is a Magnetic Field? - Video & Lesson Transcript | Study.com

study.com/academy/lesson/what-is-a-magnetic-field.html

Magnetic fields fill the space around all magnets, but they're impossible to detect with our own senses. We'll use a common tool to map out a...

Magnetic Math - Nasa

www.nasa.gov/pdf/417438main_Magnetic_Math.pdf

Cover: Diagram of magnetic field lines of Earth modeled by Dr. Gary .... problems can be used to enhance understanding of the mathematical concept, or as a good ... strength of a magnetic field in terms of its mathematical description from a ...... Students should pick one field line from a magnetic pole, and follow it to its ...

Introduction to Magnetic Fields - MIT

web.mit.edu/8.02t/www/materials/StudyGuide/guide08.pdf

Figure 8.1.4 Magnetic field lines due to an infinite wire carrying current I . ... Figure 8.2.1 The definition of the magnetic force by the vector cross product ..... We shall choose our zero point for the potential energy when the angle between the.

Q & A: How do magnets work? | Department of Physics | University ...

van.physics.illinois.edu/qa/listing.php?id=434

It will help you understand the explanation. ... However, stainless steel is not a very good magnetic material, so if you touch .... If you put them in a magnetic field, the domains tend to line up with the field, ..... The nails were not magnetic, but after we disconnected the batteries from the nails, the nails would pick up staples.

K&J Magnetics - FAQ

www.kjmagnetics.com/faq.asp

How strong of a magnetic field is necessary to magnetize a neodymium magnet? ... What is the best adhesive to use with your magnets? ... We use the description "Magnetized thru thickness" to identify the locations of the poles on our block magnets. ..... Choosing different coatings does not affect the magnetic strength or  ...

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What is the best description of a magnet - Answers.com

www.answers.com

Something that attracts iron ... What is a good description of magnets would be? things that can attract ... A magnetic field line shows the direction a compass needle would point. Laney Lynch.

Magnetic Fields and Forces - Pearson

www.pearsonhighered.com

FigURe 24.5 Drawing the magnetic field lines of a bar magnet. FigURe 24.3 ... Figure 24.4 shows how to choose the direction and magnitude of this vector. ..... to place, but 50mT is a good average value that you can use for solving problems .

Experiment 5: Magnetic Fields of a Bar Magnet and of the Earth

ocw.mit.edu

Part 1: Constructing Magnetic Field Lines of a Bar Magnet. Tape a piece of .... component of the magnetic field at the sensor (see description below). When the plot ... If you choose axial, the sensor will measure the component of the magnetic field along the axis of ... best you can, with a ruler or pencil on the tabletop or floor.