Answer to Question #168643 in Physics for Hana

Question #168643

A body of mass 100kg moves at a constant speed of 20 rad / s per circle with a radius of 20cm. How much centripetal force acts on the body?

Expert's answer

$F=ma=m\frac{v^2}{R}=m\frac{(\omega R)^2}{R}=m\omega^2R=$

$=100\cdot20^2\cdot0.2=8000\ (N)$ .Answer

Learn more about our help with Assignments: Physics

Comments

No comments. Be the first!

Leave a comment

Related Questions

1. An observer traveling with a constant velocity of 20m/s passes close to a stationary source of sound
2. The forces acting on a box in opposite direction are F1=200 N and F2=150N Find the resultant force
3. During a race on an oval truck, a cars travel at an average speed of 200 km/h. (a) How far did it tr
4. A runner travels 1.5 laps around a circular track in a time of 50 s. The diameter of truck is 40 m a
5. According yo its computer, a robot that left its closet and travelled 1200m, had an average speed of
6. An auto travels at the rate of 25km/h for 4.0 minutes, then at the 50 km/h at 8.0 minutes and finall
7. A car's odometer read 22687 km at the start of a trip and 22791 km at end. The trip tool 4.0 ho