1.14.4 - Magnetic declination
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Practice Questions
Test your understanding with targeted questions
What is magnetic declination?
💡 Hint: Think about how we measure direction using a compass.
What do you add to the magnetic bearings when there is eastern declination?
💡 Hint: Remember that eastern declination is a positive angle.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What does magnetic declination represent?
💡 Hint: Focus on its definition regarding direction.
A compass shows magnetic north. If magnetic declination is +8°, what should you do to find true north?
💡 Hint: Think about the position of magnetic north relative to true north.
2 more questions available
Challenge Problems
Push your limits with advanced challenges
A surveyor measures a magnetic bearing of 150°. The magnetic declination at the site is found to be -12°. Calculate the true bearing and justify your answer.
💡 Hint: Consider how the negative declination impacts your calculation.
During a survey, the team encounters unexpected local attractions, altering their readings. Discuss the steps they should follow to ensure accurate measurements despite these influences.
💡 Hint: Think about how surveyors verify the consistency of their measurements in practice.
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