Practice Lifting Capacity and Operating Radius - 3.2 | 14. Productivity of Shovel | Construction Engineering & Management - Vol 2
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Knowledge

3.2 - Lifting Capacity and Operating Radius

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Learning

Practice Questions

Test your understanding with targeted questions related to the topic.

Question 1

Easy

What is the angle of swing?

💡 Hint: Think about the horizontal swing of the excavator's bucket.

Question 2

Easy

Define cycle time.

💡 Hint: Consider how long it takes for the excavator to complete its task.

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 effect does a swing angle greater than 90 degrees have on cycle time?

  • Increases cycle time
  • Decreases cycle time
  • No effect

💡 Hint: Consider how distance affects travel time.

Question 2

True or False: The ideally positioned truck adds no correction factor to productivity calculations.

  • True
  • False

💡 Hint: What is the ideal condition to remember?

Solve and get performance evaluation

Challenge Problems

Push your limits with challenges.

Question 1

If the ideal swing angle is maintained at 70 degrees while the height of cut is 3 meters and optimal height is 5 meters, determine the correction factor based on hypothetical values from a provided chart.

💡 Hint: Check the values provided in the textbook or table for specifics.

Question 2

A shovel operates with a heaped bucket volume of 4 cubic meters and takes 30 seconds per cycle. If it works efficiently for 50 minutes, calculate its potential output using the given formula and considering an efficiency percentage.

💡 Hint: Remember to adjust the figure for the time worked effectively.

Challenge and get performance evaluation