Exam-style question
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What is the definition of magnetic flux density?.
- A.The force per unit length on a current-carrying conductor in a magnetic field
- B.The total magnetic field strength in a given area
- C.The amount of magnetic field lines passing through a unit area
- D.The energy stored in a magnetic field
Model answer
What a good answer should say
- The force per unit length on a current-carrying conductor in a magnetic field
Explanation
Why this works
Magnetic flux density is defined as the force experienced per unit length by a current-carrying conductor placed in a magnetic field, which is a fundamental concept in electromagnetism.
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