Tension in a Circular Loop: Calculations and Free Body Diagram

In summary, the relationship between moving charges and magnetism is described by electromagnetism, where moving charges create a magnetic field and a magnetic field can exert a force on moving charges. Not all moving charges are magnetic, only those with a non-zero spin. Magnetism has various everyday applications such as electricity generation, motors, and speakers. Magnets can attract or repel each other depending on their orientation. Moving charges can be used to create a magnetic field through the flow of electricity or individual particles, as seen in electromagnets.
  • #1
kartikwat
49
0
The circular loop carrying current experience a tension in external magnetic field.how can this tension be calculated and why doesn't it make a circular motion.
 
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  • #2
Draw a free body diagram of half the loop.
 

1. What is the relationship between moving charges and magnetism?

The relationship between moving charges and magnetism is described by the phenomenon known as electromagnetism. When charged particles are in motion, they create a magnetic field around them. Similarly, when a magnetic field is present, it can exert a force on moving charges.

2. Are all moving charges magnetic?

No, not all moving charges are magnetic. Only charged particles with a non-zero spin, such as electrons, protons, and neutrons, have a magnetic moment and can be affected by magnetic fields.

3. How is magnetism used in everyday life?

Magnetism has a wide range of applications in everyday life. It is used in generators to produce electricity, in motors to convert electrical energy into mechanical energy, and in speakers to convert electrical signals into sound. Magnetic materials, such as iron, are also used to make magnets for various purposes.

4. Can magnets attract or repel each other?

Yes, magnets can attract or repel each other depending on their orientation. Like poles (North-North or South-South) repel each other, while opposite poles (North-South or South-North) attract each other. This is due to the alignment of the magnetic domains within the magnets.

5. How can moving charges be used to create a magnetic field?

Moving charges can create a magnetic field either by flowing through a conductor or by the movement of individual particles, such as electrons. This is the principle behind electromagnets, which are created by running an electric current through a coil of wire, generating a magnetic field.

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