Asked by Anonymous
A bicycle wheel is accelerating at the constant rate of 1.4 rev/s2
(a) If it starts from rest, what is the rotational velocity after 4.7s?
(b) Through how many revolutions does it turn in this time?
(a) If it starts from rest, what is the rotational velocity after 4.7s?
(b) Through how many revolutions does it turn in this time?
Answers
Answered by
Anonymous
a.) (1.4)(4.7)=6.58 rev/s
b.) half of 6.58 is the average rev/s as it is constant acceleration so
(3.29)(4.7)=15.463 revolutions
b.) half of 6.58 is the average rev/s as it is constant acceleration so
(3.29)(4.7)=15.463 revolutions
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