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kkurt [141]
3 years ago
12

A wheel has a constant angular acceleration of 1.9 rad/s2. During a certain 7.0 s interval, it turns through an angle of 63 rad.

Assuming that the wheel started from rest, how long had it been in motion before the start of the 7.0 s interval?
Physics
1 answer:
Anarel [89]3 years ago
3 0

Answer:

4.5s

Explanation:

That must be the right answer.

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