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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is a magnetic field?
💡 Hint: Think about where you feel the effects of magnets.
Question 2
Easy
What do you use to determine the direction of a magnetic field around a current-carrying wire?
💡 Hint: Remember: thumb for current, fingers for field direction.
Practice 4 more questions and get performance evaluation
Interactive Quizzes
Engage in quick quizzes to reinforce what you've learned and check your comprehension.
Question 1
What creates a magnetic field around a wire?
- Static electricity
- Moving electric current
- Magnetic materials
- None of the above
💡 Hint: Think about what happens when you turn on a circuit.
Question 2
The right-hand rule helps determine the direction of what?
- Magnetic force
- Electric current
- Magnetic field
- All of the above
💡 Hint: Which direction does your thumb point if you think of current?
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
A straight wire of length 3m carries a current of 10A and is placed in a magnetic field of strength 0.5T at an angle of 30 degrees. Calculate the force acting on the wire.
💡 Hint: Remember to use the sin function for the angle.
Question 2
Explain how you would set up a simple experiment to demonstrate electromagnetic induction using a coil and a magnet.
💡 Hint: Focus on movement through a coil; how does it create a current?
Challenge and get performance evaluation