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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is rolling resistance and how is it calculated?
💡 Hint: Think about how weight affects the vehicle's movement!
Question 2
Easy
If a vehicle has a gross weight of 40 tons and rolling resistance is 20 kg/ton, what is the total rolling resistance?
💡 Hint: Use the formula for rolling resistance.
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 the total rolling resistance for a vehicle weighing 50 tons with a rolling resistance of 28 kg/ton?
- 1000 kg
- 1400 kg
- 1600 kg
💡 Hint: Don't forget the basic multiplication!
Question 2
True or False: Penetration resistance decreases when the tire sinks deeper into the surface.
- True
- False
💡 Hint: Consider what happens when a tire sinks more!
Solve 2 more questions and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
A vehicle with a gross weight of 30 tons experiences a rolling resistance of 45 kg/ton on flat terrain and must travel a 5% slope. Calculate the total resistance.
💡 Hint: Calculate rolling and grade resistance separately then add them.
Question 2
Explain why knowing grade resistance is important when selecting machinery for a job site with various slopes.
💡 Hint: Think of how steep hills can change the machine’s required capability.
Challenge and get performance evaluation