A hoop and disc have same mass and radius. Their rotational K.E are related by an equation______________?
Options:
- A. K.E hoop = K.E disc
- B. K.E hoop = 2K.E disc
- C. K.E hoop = 1/2K.E disc
- D. K.E hoop = 4K.E disc
View Answer
B. K.E hoop = 2K.E disc
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