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A point on a wheel rotates about its center according to the relation Theta = 6t – 2t^3.(i) Find the average angular velocity of a point on the wheel during a time in which it comes to rest (in rad/s). a)2 c)4 b)3 d)0.5 (ii) Find angular acceleration averaged over the time from starting till the point stops. a)-6 c)-3 b)-2 d)-1

A point on a wheel rotates about its center according to the relation Theta = 6t – 2t^3.(i) Find the average angular velocity of a point on the wheel during a time in which it comes to rest (in rad/s).
a)2         c)4
b)3         d)0.5
(ii) Find angular acceleration averaged over the time from starting till the point stops.
a)-6          c)-3
b)-2          d)-1

Grade:11

1 Answers

Saurabh Koranglekar
askIITians Faculty 10335 Points
3 years ago
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