6.1 - Transformer
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Practice Questions
Test your understanding with targeted questions
What is the primary function of a transformer?
💡 Hint: Think about how electricity is transmitted over long distances.
Name the two types of transformers.
💡 Hint: Consider whether they increase or decrease voltage.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What does a transformer do?
💡 Hint: Think of the different applications of transformers.
True or False: Transformers can work with direct current (DC).
💡 Hint: Recall the principles of electromagnetic induction.
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Challenge Problems
Push your limits with advanced challenges
A transformer has a primary voltage of 240V and 100 turns in the primary coil. If it is a step-down transformer with a secondary voltage of 120V, how many turns are in the secondary coil?
💡 Hint: Apply the turns ratio concepts.
If a given transformer's efficiency is 92% and the input power is 200W, what is the output power?
💡 Hint: Use the efficiency formula to calculate output power.
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Reference links
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