6 - ELECTROMAGNETIC INDUCTION
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Practice Questions
Test your understanding with targeted questions
What is electromagnetic induction?
💡 Hint: Think about how electricity can be generated through movement.
Who formulated the law of electromagnetic induction?
💡 Hint: Consider the historical context of electrical discoveries.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is the main principle of Faraday's Law?
💡 Hint: Think about how energy is transferred.
Lenz's Law states that the induced current will ______.
💡 Hint: Consider why energy conservation is essential.
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Challenge Problems
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A loop with an area of 0.5 m² is placed in a uniform magnetic field of 0.1 T, which decreases to zero in 2 seconds. Calculate the induced emf.
💡 Hint: Identify the area and the change in magnetic field.
A rectangular wire frame of 4 cm x 10 cm is moved from a magnetic field (0.15 T) into a field-free area with a velocity of 2 m/s. Find the induced emf.
💡 Hint: Apply the motional emf formula.
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