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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is rolling resistance for a vehicle weighing 20 tons with 30 kg per ton?
💡 Hint: Multiply weight in tons by resistance per ton.
Question 2
Easy
If a slope is at 6%, how much grade resistance is required?
💡 Hint: Use the formula of grade 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 rolling resistance based on?
- Machine speed
- Vehicle weight
- Slope percentage
💡 Hint: Think about how weight affects movement.
Question 2
True or False: Grade assistance occurs when moving uphill.
- True
- False
💡 Hint: Consider how gravity aids movement in different directions.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Given a tractor weighing 20 tons with a rolling resistance of 20 kg per ton and ascending a 2% slope, calculate the total power required to tow a load if the tractor can provide 5000 kg of pull.
💡 Hint: Break down the problem into rolling and grade resistance components.
Question 2
A machine must move up a 3% slope and has a rolling resistance of 15 kg per ton. How much power does it need if it weighs 30 tons?
💡 Hint: Always start with calculating each form of resistance.
Challenge and get performance evaluation