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Interactive Games
Fun, engaging games to boost memory, math fluency, typing speed, and English skills—perfect for learners of all ages.
Typing
Memory
Math
English Adventures
Knowledge
Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What are free vibrations?
💡 Hint: Look for what happens after a push or pull.
Question 2
Easy
What does SDOF stand for?
💡 Hint: Remember it involves 'one' kind of motion.
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 do free vibrations depend on after an initial displacement?
- External Forces
- Mass and Stiffness
- Velocity
💡 Hint: Think about properties of the object.
Question 2
True or False: Resonance might be beneficial for engineer designs.
- True
- False
💡 Hint: Consider safety in engineering.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
A pendulum has a mass of 2 kg and a stiffness of 50 N/m. Calculate its natural frequency.
💡 Hint: Plug in the values into the natural frequency formula carefully.
Question 2
Design a simple system to prevent resonance in a bridge affected by wind loads. What considerations might you include?
💡 Hint: Think about how to use mass and stiffness to your advantage.
Challenge and get performance evaluation