The Geometry of Mining (Leaving Cert DCG): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
What does mining geometry combine to support mining operations?
What does mining geometry combine to support mining operations?
Surveying principles & geometric techniques
What do contour lines on a map represent?
What do contour lines on a map represent?
Points of equal elevation
Why can contour lines never cross each other?
Why can contour lines never cross each other?
A point can't have two elevations
What does closer spacing between contour lines indicate?
What does closer spacing between contour lines indicate?
Steeper slopes
What is the spacing between elevation values called?
What is the spacing between elevation values called?
Contour interval
What is a profile in mining geometry?
What is a profile in mining geometry?
A cross-sectional view of terrain
When creating a profile, how should you project contour intersections to the baseline?
When creating a profile, how should you project contour intersections to the baseline?
Draw perpendicular lines
When is a target object NOT visible on a terrain profile?
When is a target object NOT visible on a terrain profile?
When terrain blocks the sight line
What type of line represents the path of light between two points on a profile?
What type of line represents the path of light between two points on a profile?
A straight line
Which is a practical application of mining geometry in underground operations?
Which is a practical application of mining geometry in underground operations?
Designing tunnel routes