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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
Define Mechanical Advantage.
💡 Hint: Think about how much easier a task becomes with a machine.
Question 2
Easy
What is the formula for Efficiency?
💡 Hint: Remember, it’s about comparing what you put in and what you get out.
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 Mechanical Advantage represent?
- The output force
- The input force
- The ratio of output force to input force
💡 Hint: Think about how machines help lift heavier things.
Question 2
True or False: Efficiency is always more than 100%.
- True
- False
💡 Hint: Think about energy losses like friction.
Solve 2 more questions and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
A block and tackle system has a load of 600 N and lifts it with 100 N of effort over a distance of 4 meters for effort and 2 meters for the load. Calculate M.A., V.R., and Efficiency.
💡 Hint: Use the respective formulas step-by-step.
Question 2
You have a lever giving an M.A. of 3. The load moves 2 meters when you move the effort for 6 meters. Is the efficiency greater than 50%?
💡 Hint: Check the relationship between M.A. and V.R. for efficiency.
Challenge and get performance evaluation