Professional Courses
Industry-relevant training in Business, Technology, and Design to help professionals and graduates upskill for real-world careers.
Categories
Interactive Games
Fun, engaging games to boost memory, math fluency, typing speed, and English skills—perfect for learners of all ages.
Typing
Memory
Math
English Adventures
Knowledge
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 related to the topic.
Question 1
Easy
What is segregation in concrete?
💡 Hint: Think about how components might separate when mixed improperly.
Question 2
Easy
Name one cause of bleeding.
💡 Hint: Consider the behavior of heavy solids in a liquid.
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 segregation in fresh concrete?
- Separation of aggregates
- Increase in water content
- Formation of laitance
💡 Hint: Think of the outcome of a poorly mixed batch.
Question 2
Bleeding occurs when water moves upwards in fresh concrete due to:
- True
- False
💡 Hint: This is a direct result of weight differences among concrete components.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
You are designing a concrete mix for a high-rise building. Describe how you would address potential problems of segregation and bleeding during the mixing and placement phases.
💡 Hint: Think about the design considerations necessary for structural integrity.
Question 2
Evaluate a scenario where excessive bleeding observed in a concrete pour leads to surface failure. Describe potential rectifications that could be implemented in future pours.
💡 Hint: Consider how material selection impacts the characteristics of fresh concrete.
Challenge and get performance evaluation