Practice Hysteresis (1.3.2) - Introduction to Magnetism and Transformers
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Hysteresis

Practice - Hysteresis

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Practice Questions

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Question 1 Easy

What does hysteresis refer to?

💡 Hint: Think about the lagging effect observed in magnets.

Question 2 Easy

Define remanence.

💡 Hint: It's what allows permanent magnets to retain their magnetism.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What phenomenon describes the lag in magnetization in ferromagnetic materials?

Hysteresis
Remanence
Coercivity

💡 Hint: Remember the key terms associated with magnetization dynamics.

Question 2

True or False: Hysteresis loss increases the efficiency of transformers.

True
False

💡 Hint: Consider how energy is dissipated during magnetization.

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Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

A transformer core exhibits a hysteresis loop with an area of 60 joules. Calculate the energy lost during one complete cycle.

💡 Hint: Recall that the area represents energy losses.

Challenge 2 Hard

Discuss the factors that lead to a material having a narrow hysteresis loop and why that is beneficial in transformer applications.

💡 Hint: Consider the effect of material composition and structure.

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Reference links

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