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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is the primary function of an AC generator?
π‘ Hint: Think about what we need in our homes.
Question 2
Easy
Name one component of the formula for emf in an AC generator.
π‘ Hint: Consider what is essential for inducing voltage.
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 does an AC generator convert?
- A. Electrical energy to mechanical energy
- B. Mechanical energy to electrical energy
- C. Thermal energy to electrical energy
π‘ Hint: Think about the energy transformations we use every day.
Question 2
True or False: The emf generated in an AC generator is constant over time.
- True
- False
π‘ Hint: Consider how the electrical output might change over time.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
If an AC generator has a coil with 100 turns, an area of 0.5 mΒ², and operates in a magnetic field of 0.3 T at an angular velocity of 10 rad/s, calculate the emf produced.
π‘ Hint: Remember to plug in each variable correctly into the formula.
Question 2
Discuss the impact on the electrical output if the number of turns is doubled while keeping all other variables constant.
π‘ Hint: Consider how more turns affect the magnetic interaction.
Challenge and get performance evaluation