4.9 - Applications of Force in Engineering
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Practice Questions
Test your understanding with targeted questions
What is a lever?
💡 Hint: Think about how seesaws work.
What does mechanical advantage mean?
💡 Hint: Consider how pulleys work.
4 more questions available
Interactive Quizzes
Quick quizzes to reinforce your learning
What is the primary function of a lever?
💡 Hint: Think about how a see-saw works.
Are pulleys used to reduce the amount of force needed to lift objects?
💡 Hint: Recall how cranes operate.
1 more question available
Challenge Problems
Push your limits with advanced challenges
A lever has a load arm of 1.5 meters and an effort arm of 0.5 meters. Calculate the mechanical advantage.
💡 Hint: Use the formula for mechanical advantage.
A structural engineer is designing a bridge. If the total weight it must support is 50,000 kg and the materials used have a safety factor of 1.5, what is the maximum allowable stress the materials can endure?
💡 Hint: Think about how safety factors are incorporated in design.
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