Homework Help: physics

Posted by Devon on Thursday, November 18, 2010 at 5:19pm.

A 905 kg test car travels around a circular track with a circumference of 3.25 km. If the magnitude of the force that maintains the car's circular motion is 2140 N, what is the car's tangential speed?

physics - bobpursley, Thursday, November 18, 2010 at 5:24pm
from circumference, find radius.

force= mass*v^2/r

solve for v.

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