An engineer records the angular position of a shaft. The unit used is the:
ARadian
BRankine
CRontgen
DRoebling
Answer & Solution
Correct answer: A. Radian
1. Angular position measures how far around the shaft has turned.
2. The standard angular unit comes from arc length over radius.
3. That unit is the radian.
_Source: OpenStax University Physics Volume 1, Chapter 10, Fixed-Axis Rotation._
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