Homework Help: Physics

Posted by Loweri on Wednesday, April 11, 2012 at 10:00pm.

An auto race is held on a circular track. A car completes one lap in a time of 19.2 s, with an average tangential speed of 39.8 m/s

Physics - drwls, Wednesday, April 11, 2012 at 10:56pm
You forgot to ask the question.
Physics - Loweri, Thursday, April 12, 2012 at 2:24pm
Oops!! Find the following......

(a) the average angular speed

(b) the radius of the track

(a) is 2pi / 19.2s = .327 rad/s
(b) .......
Physics - Loweri, Thursday, April 12, 2012 at 2:32pm
(b) radius=tangential speed/angular speed.
39.8/.327=121.7m

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