Practice Techniques for Reducing Rolling Resistance - 4.2 | 10. Introduction to Scraper Economics | Construction Engineering & Management - Vol 2
K12 Students

Academics

AI-Powered learning for Grades 8–12, aligned with major Indian and international curricula.

Professionals

Professional Courses

Industry-relevant training in Business, Technology, and Design to help professionals and graduates upskill for real-world careers.

Games

Interactive Games

Fun, engaging games to boost memory, math fluency, typing speed, and English skills—perfect for learners of all ages.

Practice Questions

Test your understanding with targeted questions related to the topic.

Question 1

Easy

What is the production rate for 5 scrapers if each has a bowl volume of 19.82 bank cubic meters?

💡 Hint: Use the production formula provided.

Question 2

Easy

Define unit production cost.

💡 Hint: Think about costs divided by production.

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 the production rate with 5 scrapers?

  • 500 bank cubic meters
  • 636.89 bank cubic meters
  • 723.36 bank cubic meters

💡 Hint: Refer back to the production formula.

Question 2

True or False: More scrapers guarantee lower production costs.

  • True
  • False

💡 Hint: Consider the examples of costs in variations.

Solve 1 more question and get performance evaluation

Challenge Problems

Push your limits with challenges.

Question 1

Given that the cycle time for a scraper is 7.78 minutes and efficiency is 50 minutes, calculate the production for 5 scrapers and discuss why efficiency matters.

💡 Hint: Use the efficiency factor to understand its impact on overall productivity.

Question 2

Analyze the trade-off between increasing the number of scrapers and cost increase per bank cubic meter. What is your recommendation?

💡 Hint: Consider both production benefits and economic factors.

Challenge and get performance evaluation