Practice Generators (D4.6) - Theme D: Fields - IB 11 Physics
Students

Academic Programs

AI-powered learning for grades 8-12, aligned with major curricula

Professional

Professional Courses

Industry-relevant training in Business, Technology, and Design

Games

Interactive Games

Fun games to boost memory, math, typing, and English skills

Generators

Practice - Generators

Enroll to start learning

You’ve not yet enrolled in this course. Please enroll for free to listen to audio lessons, classroom podcasts and take practice test.

Learning

Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What is a generator?

💡 Hint: Think about the process involved in generating electricity.

Question 2 Easy

Define induced emf.

💡 Hint: Recall the relationship between magnetic fields and electricity.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What does a generator convert?

Chemical energy to electrical
Mechanical energy to electrical
Thermal energy to electrical

💡 Hint: Think about what physical motion is being transformed.

Question 2

True or False: Eddy currents can increase the efficiency of generators.

True
False

💡 Hint: Consider how heat affects energy output.

1 more question available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

A generator coil of radius 0.1 m rotates at 300 rpm in a magnetic field of 0.5 T. Calculate the maximum induced emf.

💡 Hint: Focus on the conversion of angular speed and use the correct formulas.

Challenge 2 Hard

Discuss how a generator's design can be enhanced to minimize energy losses due to eddy currents. What specific material properties can be used?

💡 Hint: Consider the nature of conductors and properties that lower resistance to currents.

Get performance evaluation

Reference links

Supplementary resources to enhance your learning experience.