6 - Upcoming Topics
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Practice Questions
Test your understanding with targeted questions
Define job efficiency in the context of earthmoving operations.
💡 Hint: Think about how much of the hour is used effectively.
What happens to productivity if the soil density is above the standard density?
💡 Hint: Consider the physical effort required to move denser soil.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is the formula for job efficiency?
💡 Hint: What ratio compares actual working time and total time?
True or False: High soil density increases productivity in earthmoving projects.
💡 Hint: Think about how dense soil would affect loading and pushing.
2 more questions available
Challenge Problems
Push your limits with advanced challenges
A bulldozer has an ideal productivity of 150 loose cubic meters per hour on soil with a density of 1365 kg/m³. During a project, soil density is determined to be 1800 kg/m³. Calculate the new productivity adjustment factor.
💡 Hint: Recall how to calculate density-based correction factors.
Given an average operations cost per hour of 1200 rupees, with a modified productivity of 65 loose cubic meters per hour, what would be the estimated unit cost per bank meter cube?
💡 Hint: Remember, cost per unit connects total cost to work achieved.
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