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(2.2 3) must be in 3rd significance. take note as well of the units per letter (a &b)

Transcribed Image Text:A disk, initially rotating at 138 rad/s, is slowed down with a constant angular acceleration of magnitude 3.10 rad/s?. (a) How much time
does the disk take to stop? (b) Through what angle (rad) does the disk rotate during that time?
This answer has no units
* (degrees)
(a) Number
i
Units
m
kg
m/s
(b) Number
Units
m/s^2
|
N/m
kg-m/s or N-s
N/m^2 or Pa
kg/m^3
m/s^3
times

Transcribed Image Text:Units
Units
rad
rad/s
rad/s^2
kg-m^2
N-m
kg-m^2/s
rad^2/s^2
>
>
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