10 - Electro Magnetism
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Practice Questions
Test your understanding with targeted questions
What rule helps determine the direction of the magnetic field around a current-carrying wire?
💡 Hint: Think about where you point your thumb and fingers.
What is an electromagnet?
💡 Hint: It can switch OFF and ON.
4 more questions available
Interactive Quizzes
Quick quizzes to reinforce your learning
What rule determines the direction of a magnetic field due to a current?
💡 Hint: Remember how you use your right hand.
True or False: An electromagnet's polarity can be reversed by changing the direction of current.
💡 Hint: Think about how lights change color.
1 more question available
Challenge Problems
Push your limits with advanced challenges
A solenoid has 50 turns and carries a current of 2 A. If you double the number of turns and the current remains the same, what happens to the magnetic field strength?
💡 Hint: Consider how the number of loops affects the overall strength.
If a coil of wire is placed in a magnetic field and current flows through it, what factors affect the force experienced by the coil?
💡 Hint: Use Fleming's Left-Hand Rule for guidance.
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