'Magnetic field pattern' diaporamas de présentation

Magnetic Fields and Forces February 11 th , 2013

Chapter 20. Magnetic Fields and Forces February 11 th , 2013. REVISED!!!!! room assignments for exam 1, 2, 3:. Sections 302, 307, 309, 314, 323, 324 (TAs Lau & Woods) meet in 145 Birge Sections 305, 310, 312, 317, 321 (TAs Dodd & Lee) meet in 2103 Chamberlin

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EDEXCEL IGCSE / CERTIFICATE IN PHYSICS 6-1 Magnetism and Electromagnetism

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Chapter 5 Overview

Chapter 5 Overview. Electric vs Magnetic Comparison. Electric & Magnetic Forces. Magnetic force. Electromagnetic (Lorentz) force. Magnetic Force on a Current Element. Differential force dFm on a differential current I dl:. Torque. d = moment arm F = force T = torque.

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The Sun

Goals: -Summarize the overall properties of the Sun. -Explain how energy travels from the solar core, through the interior, and out into space. -Name the Sun's outer layers and describe what those layers tell us about the Sun's surface composition and temperature.

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General Properties

The Sun. 0. General Properties. Spectral type G2V. Age: ~ 4.52 Gyr. Absolute visual magnitude M V = 4.83. Absolute bolometric magnitude M bol = 4.76. Initial abundances:. X = 0.73, Y = 0.25, Z = 0.02. Central temperature = 15 million 0 K.

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Magnetism

Magnetism. Learning Objectives. At the end of the lesson, the students should be able to: Define a magnet State that a magnet has two poles State the properties of a magnet Observe the magnetic field pattern Around a magnet Between two like poles arranged end to end

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Magnetic field around electric current carrying conductor

Magnetic field around electric current carrying conductor. Jonathan Koh Chen Si Hao 4S2. A bit on history. In 1819, Hans Christian Oersted , a professor at the University of Copenhagen, accidentally discovered the magnetic effect of an electric current

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The Magnetic Field of a Coil or Solenoid

The Magnetic Field of a Coil or Solenoid. Electromagnet . An electromagnet is a device that exerts a magnetic force using electricity. Magnetic Field. The magnetic field around a straight conductor can be intensified by bending the wire into a loop

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Magnetic Fields

Magnetic Fields. General Feature. a single magnetic pole has never been isolated magnetic poles are always found in pairs A magnetic field surrounds a magnetic substance making up a permanent magnet. Magnetic Fields and Forces.

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