1.15.6.b - Differential levelling
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Practice Questions
Test your understanding with targeted questions
Define differential levelling.
💡 Hint: Think about why we would need multiple setups.
What does Back Sight (BS) represent?
💡 Hint: Recall what we read first when setting up.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is the main purpose of differential levelling?
💡 Hint: Think about what we discussed in class about its importance.
True or False: A fore sight is taken at a point of known elevation.
💡 Hint: Recall the definitions we reviewed.
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Challenge Problems
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A surveyor sets up a differential levelling task with a benchmark of 150.000 m. He records a Back Sight of 1.500 m and a Fore Sight of 0.800 m. Determine the RL of the new point.
💡 Hint: Apply the RL calculation formula from our session.
Discuss potential environmental factors that could lead to inaccuracies in differential levelling and provide solutions.
💡 Hint: Think about the effects of nature on visibility and precision.
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