6.1 - Balancing Number of Scrapers
Enroll to start learning
You’ve not yet enrolled in this course. Please enroll for free to listen to audio lessons, classroom podcasts and take practice test.
Practice Questions
Test your understanding with targeted questions
What is a scraper used for?
💡 Hint: Think about its primary function in construction.
What does the swell factor signify?
💡 Hint: Relates to how materials expand when disturbed.
4 more questions available
Interactive Quizzes
Quick quizzes to reinforce your learning
What does the swell factor represent?
💡 Hint: Think about the context of material handling.
True or False: A pusher can only support a single scraper simultaneously.
💡 Hint: Recall our discussions about machine operations.
1 more question available
Challenge Problems
Push your limits with advanced challenges
Given that a pusher's cycle time increases by 10% due to delays in loading, recalculate the number of scrapers needed if the original pusher's cycle time was 1.37 minutes.
💡 Hint: Adjust the calculations considering the percentage increase.
If the weight of material causes the swell factor to increase to 0.85, determine the new volume in bank cubic meters and analyze its impact on productivity.
💡 Hint: Think of how increasing the swell factor reduces the bank volume.
Get performance evaluation
Reference links
Supplementary resources to enhance your learning experience.