Electrical Engineering (EE) Exam  >  Electrical Engineering (EE) Questions  >  The main advantage of temporary magnet is tha... Start Learning for Free
The main advantage of temporary magnet is that we can
  • a)
    change the magnetic flux
  • b)
    use any magnetic material
  • c)
    decrease the hysteresis loss
  • d)
    magnet is ation without any source
Correct answer is option 'A'. Can you explain this answer?
Most Upvoted Answer
The main advantage of temporary magnet is that we cana)change the magn...
**The Main Advantage of a Temporary Magnet: Changing the Magnetic Flux**

A temporary magnet is a magnet that only exhibits magnetic properties when in the presence of a magnetic field. Unlike permanent magnets, which retain their magnetism even when the magnetic field is removed, temporary magnets lose their magnetism once the external magnetic field is removed. The main advantage of a temporary magnet is that we can change the magnetic flux.

**Explanation of Magnetic Flux**
Magnetic flux is a measure of the total magnetic field passing through a given area. It is represented by the symbol Φ and is measured in Weber (Wb). The magnetic flux is directly proportional to the number of magnetic field lines passing through a given area.

**Advantage of Changing Magnetic Flux**
The ability to change the magnetic flux is advantageous for several reasons:

1. **Flexibility in Magnetic Applications**: By being able to change the magnetic flux, temporary magnets can be used in a variety of applications that require adjustable magnetic fields. This flexibility allows for customization and adaptability in different situations.

2. **Control over Magnetic Fields**: Changing the magnetic flux allows for control over the strength and direction of magnetic fields. This control is essential in applications such as magnetic levitation, magnetic resonance imaging (MRI), and magnetic data storage. By adjusting the magnetic flux, the strength of the magnetic field can be increased or decreased according to the specific requirements of the application.

3. **Energy Efficiency**: Temporary magnets offer energy efficiency advantages, especially in applications where a magnetic field is only required temporarily. For example, in electromagnetic coils used in electric motors, temporary magnets can be energized only when needed, reducing energy consumption and minimizing heat generation.

4. **Magnetization and Demagnetization**: Temporary magnets can be easily magnetized and demagnetized. This property is useful in applications where frequent magnetization and demagnetization are required. For example, in magnetic sensors or actuators used in industrial automation, temporary magnets can be rapidly switched on and off, enabling precise control and operation.

In conclusion, the main advantage of a temporary magnet is the ability to change the magnetic flux. This flexibility offers various benefits, including control over magnetic fields, energy efficiency, and ease of magnetization and demagnetization.
Explore Courses for Electrical Engineering (EE) exam

Top Courses for Electrical Engineering (EE)

The main advantage of temporary magnet is that we cana)change the magnetic fluxb)use any magnetic materialc)decrease the hysteresis lossd)magnet is ation without any sourceCorrect answer is option 'A'. Can you explain this answer?
Question Description
The main advantage of temporary magnet is that we cana)change the magnetic fluxb)use any magnetic materialc)decrease the hysteresis lossd)magnet is ation without any sourceCorrect answer is option 'A'. Can you explain this answer? for Electrical Engineering (EE) 2024 is part of Electrical Engineering (EE) preparation. The Question and answers have been prepared according to the Electrical Engineering (EE) exam syllabus. Information about The main advantage of temporary magnet is that we cana)change the magnetic fluxb)use any magnetic materialc)decrease the hysteresis lossd)magnet is ation without any sourceCorrect answer is option 'A'. Can you explain this answer? covers all topics & solutions for Electrical Engineering (EE) 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for The main advantage of temporary magnet is that we cana)change the magnetic fluxb)use any magnetic materialc)decrease the hysteresis lossd)magnet is ation without any sourceCorrect answer is option 'A'. Can you explain this answer?.
Solutions for The main advantage of temporary magnet is that we cana)change the magnetic fluxb)use any magnetic materialc)decrease the hysteresis lossd)magnet is ation without any sourceCorrect answer is option 'A'. Can you explain this answer? in English & in Hindi are available as part of our courses for Electrical Engineering (EE). Download more important topics, notes, lectures and mock test series for Electrical Engineering (EE) Exam by signing up for free.
Here you can find the meaning of The main advantage of temporary magnet is that we cana)change the magnetic fluxb)use any magnetic materialc)decrease the hysteresis lossd)magnet is ation without any sourceCorrect answer is option 'A'. Can you explain this answer? defined & explained in the simplest way possible. Besides giving the explanation of The main advantage of temporary magnet is that we cana)change the magnetic fluxb)use any magnetic materialc)decrease the hysteresis lossd)magnet is ation without any sourceCorrect answer is option 'A'. Can you explain this answer?, a detailed solution for The main advantage of temporary magnet is that we cana)change the magnetic fluxb)use any magnetic materialc)decrease the hysteresis lossd)magnet is ation without any sourceCorrect answer is option 'A'. Can you explain this answer? has been provided alongside types of The main advantage of temporary magnet is that we cana)change the magnetic fluxb)use any magnetic materialc)decrease the hysteresis lossd)magnet is ation without any sourceCorrect answer is option 'A'. Can you explain this answer? theory, EduRev gives you an ample number of questions to practice The main advantage of temporary magnet is that we cana)change the magnetic fluxb)use any magnetic materialc)decrease the hysteresis lossd)magnet is ation without any sourceCorrect answer is option 'A'. Can you explain this answer? tests, examples and also practice Electrical Engineering (EE) tests.
Explore Courses for Electrical Engineering (EE) exam

Top Courses for Electrical Engineering (EE)

Explore Courses
Signup for Free!
Signup to see your scores go up within 7 days! Learn & Practice with 1000+ FREE Notes, Videos & Tests.
10M+ students study on EduRev