5.1 - Principle of Fulcrum
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Practice Questions
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What is a fulcrum?
💡 Hint: Think about where the lever turns.
What contributes to load leverage?
💡 Hint: Consider all weights acting on the crane.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is the function of the fulcrum in crane operation?
💡 Hint: Think about the purpose of the pivot.
True or False: The crane leverage includes the weight of the boom.
💡 Hint: Consider what is included in crane leverage.
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Challenge Problems
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A crane has a self-weight of 3000 kg, a counterweight of 1000 kg, and it is lifting a load of 2000 kg at a radius of 10 meters. Determine the tipping moment and resilient moment.
💡 Hint: Make sure to break down the contributions of each weight.
If a crane fails due to excessive tipping, which factors would need to be examined to prevent future failures?
💡 Hint: Consider both load and crane dynamics.
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