Asked by Pabitra
A car is moving from rest .After 10 sec its wheel rotate 360 times in 1 minute. If the radius of the wheel is 50 cm, then find
(1) angular acceleration and
(2) angular velocity after 30 sec
(1) angular acceleration and
(2) angular velocity after 30 sec
Answers
Answered by
bobpursley
wf=wi+alpha*time
360*2PI/60=0+alpha*60s
solve for alpha (rad/s^2)
wf=wi+alpha*time
wf=alpha*30
Notice you do NOT need the radius here, radius is needed to convert to linear velocity.
360*2PI/60=0+alpha*60s
solve for alpha (rad/s^2)
wf=wi+alpha*time
wf=alpha*30
Notice you do NOT need the radius here, radius is needed to convert to linear velocity.
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