2 - Overview of the Lecture
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Practice Questions
Test your understanding with targeted questions
What is the maximum economic haul distance for bulldozers?
💡 Hint: Consider the distance beyond which bulldozers become less efficient.
Name two applications of bulldozers.
💡 Hint: Think about the various tasks that bulldozers can perform on a construction site.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is the primary application of bulldozers?
💡 Hint: Think about the main job they are designed for.
True or False: Non-cohesive materials are easier to push than cohesive materials.
💡 Hint: Consider the nature of each type of material.
1 more question available
Challenge Problems
Push your limits with advanced challenges
If a bulldozer has a payload of 5,000 kg and moves it 120 meters, how can we calculate the potential loss of efficiency based on the economic haul distance? What would be a more suitable approach?
💡 Hint: Look back on the concept of economic haul distance.
A bulldozer with a newly designed tilting blade claims a 20% increase in productivity. If the normal moving rate is 30 m³/hour, what would be the revised rate with this new blade?
💡 Hint: Consider how percentages work when calculating increases.
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