How Can I Prepare for a Class in Electricity and Magnetism?

In summary, the person is looking for resources on physics electricity and magnetism before starting their upcoming class. They have already downloaded an e-book but would like additional sources. The suggestion is to buy the textbook and solutions manual and to check out the E&M section on hyperphysics. A specific textbook, Introduction to Electrodynamics by David.J.Griffiths, is also recommended but requires knowledge of vector calculus.
  • #1
mad
65
0
Hello,
I was wondering if you guys know any websites/ free books/ any other ressource about physics electricity and magnetism, since this is my next class and I want to try to read about it before starting. I have download an e-book from the sticky, but I'd like other sources.
feel free to post anything
 
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  • #2
I'm assuming this is for a college course that will start in a month or so? If i were you I'd just buy the textbook you'll be using for that class now and skim through that. Maybe get the solutions manual too (if there is one) if you want to practice some problems.

Here's a link to hyperphysics. Just click on the E&M section.
http://hyperphysics.phy-astr.gsu.edu/hbase/hframe.html
 
  • #3
Introduction to Electrodynamics, by David.J.Griffiths is an excellent text, although a fair knowledge of vector calculus is required.
 

1. What is the difference between electricity and magnetism?

Electricity and magnetism are both fundamental forces of nature. Electricity is the flow of electric charge, typically carried by electrons. Magnetism is the force of attraction or repulsion between magnetic objects. While electricity and magnetism are closely related, they are distinct phenomena.

2. How are electricity and magnetism related?

Electricity and magnetism are related through electromagnetism, which is the physical phenomenon that describes the interactions between electrically charged particles and magnetic fields. When an electric current flows through a wire, it creates a magnetic field around the wire. Similarly, a changing magnetic field can induce an electric current in a nearby wire.

3. What is an electric circuit?

An electric circuit is a closed loop through which electric charge can flow. It typically consists of a power source, such as a battery, wires for conducting the electric charge, and a load, such as a light bulb, which converts the electrical energy into other forms of energy, such as light and heat. Electric circuits are the foundation of all electronic devices.

4. What is the difference between AC and DC electricity?

AC (alternating current) and DC (direct current) are two types of electric current. AC changes direction periodically, while DC flows in only one direction. AC is the type of electricity that powers our homes and is used for long-distance transmission, while DC is commonly used in batteries and electronic devices. AC is more efficient for long-distance transmission, while DC is better for powering smaller devices.

5. What are some practical applications of electricity and magnetism?

Electricity and magnetism have a wide range of practical applications in our daily lives. Some examples include generating electricity in power plants, powering electronic devices, and producing light and heat. Magnetism is also used in motors, generators, and MRI machines. Electricity and magnetism are also important in communication technologies, such as radios and televisions, and in transportation systems, such as trains and cars.

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