2.3 - Excavating Below Ground Level
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Practice Questions
Test your understanding with targeted questions
Define the term 'Cycle Time'.
💡 Hint: Think about how long it takes for the whole process to repeat.
What is an ideal angle of swing for trucks relative to the excavator?
💡 Hint: It's the angle that provides maximum efficiency.
4 more questions available
Interactive Quizzes
Quick quizzes to reinforce your learning
What happens to productivity when the angle of swing exceeds 90 degrees?
💡 Hint: Think about how much distance the bucket would need to travel.
True or False: The optimum height of cut should always be higher than the actual height of cut.
💡 Hint: Consider the relationship between ideal and actual measurements.
1 more question available
Challenge Problems
Push your limits with advanced challenges
If a site has an actual height of 4.5 meters while the optimum is 7 meters, calculate the productivity percentage. What adjustment should be made?
💡 Hint: Use the formula for calculating the percentage.
You’ve found a swing angle of 100 degrees at your worksite. How would this affect your productivity calculations?
💡 Hint: Consider how much work the excavator can do at this increased angle.
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