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 local attraction in surveying?
💡 Hint: Think about what might interfere with a compass reading.
Question 2
Easy
Name two objects that can cause local attraction.
💡 Hint: Consider common materials found in construction or around buildings.
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 does local attraction refer to in surveying?
- Disturbance from nearby objects
- Magnetic north direction
- Surveying instruments
💡 Hint: Think about what nearby elements could interfere with compass accuracy.
Question 2
True or False: The fore bearing and back bearing of a line should ideally differ by 180°.
- True
- False
💡 Hint: Recall the purpose of measuring both bearings.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
You have a surveying site where local attraction is suspected due to nearby steel structures. After measuring, the fore bearing is 230° and the back bearing is found to be 30°. Compute the degree of error and suggest a plan to mitigate future inaccuracies.
💡 Hint: Understand the relationship between fore and back bearing and what they're supposed to sum to.
Question 2
In a previous survey, a team recorded many local attractions which resulted in discrepancies. Discuss the importance of educating all team members about identifying and handling local attraction.
💡 Hint: Consider the importance of communication and training in technical fields.
Challenge and get performance evaluation