Practice Transformers (7) - Electromagnetic Induction and Alternating - ICSE 12 Physics
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Transformers

Practice - Transformers

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Learning

Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What is the primary function of a transformer?

💡 Hint: Think about power distribution.

Question 2 Easy

Define mutual induction.

💡 Hint: Focus on the relationship between the coils.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What does a step-up transformer do?

Increases voltage
Decreases voltage
Maintains voltage

💡 Hint: Think of how voltage changes in transformers.

Question 2

True or False: A step-down transformer increases voltage.

True
False

💡 Hint: Recall the function of a step-down transformer.

1 more question available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Design a transformer that will convert 240V AC to 60V AC. The primary coil has 1200 turns. How many turns should the secondary coil have?

💡 Hint: Remember to set up your proportion correctly based on the transformer principles.

Challenge 2 Hard

Calculate the efficiency of a transformer given the following parameters: output power is 900W, input power is 1000W.

💡 Hint: Efficiency is a measure of how much input power is converted into output power.

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