Exam-style question
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Convert an angular displacement of 90 degrees into radians.
Model answer
What a good answer should say
- The angular displacement in radians is π/2 radians.
Explanation
Why this works
This question assesses the ability to convert between angular measurements. The conversion relationship is that π radians equals 180 degrees.
Therefore, 90 degrees is converted as follows: 90 degrees * (π/180) = π/2 radians.
Common mistake
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