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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is rolling resistance?
💡 Hint: Think about how wheels interact with different surfaces.
Question 2
Easy
Name one factor that affects rolling resistance.
💡 Hint: Consider the characteristics of the surface.
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 is rolling resistance primarily influenced by?
- Tire color
- Surface type
- Vehicle speed
💡 Hint: Think about different surfaces encountered in construction.
Question 2
True or False: Rolling resistance is the same on soft and hard surfaces.
- True
- False
💡 Hint: Recall the examples of surface types discussed.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
A construction vehicle with a gross weight of 40,000 kg moves on a mixed surface with rolling resistance factors of 50 kg per ton and sinks 5 centimeters into the surface. Calculate the total tractive effort required.
💡 Hint: Ensure you separately calculate rolling resistance and penetration resistance.
Question 2
Discuss how reducing rolling resistance can affect overall project efficiency.
💡 Hint: Consider both direct and indirect impacts on budgeting and scheduling.
Challenge and get performance evaluation