A-wheel-25cm-in-a-radius-turning-at-120rpm-uniformly-increases-its-frequency-to-660rpm-in-9s-Find-a-the-constant-angular-acceleration-in-rad-s-2-and-b-tangential-acceleration-of-a-point-on-its-

Question Number 105839 by aurpeyz last updated on 01/Aug/20

A w h e e l 25 c m i n a r a d i u s t u r n i n g a t 120 r p m

u n i f o r m l y i n c r e a s e s i t s f r e q u e n c y t o 660 r p m

i n 9 s . F i n d (a) t h e c o n s t a n t a n g u l a r

a c c e l e r a t i o n i n r a d / s^{2} a n d (b) t a n g e n t i a l

a c c e l e r a t i o n o f a p o i n t o n i t s r i m .