Homework Help: Physics

Posted by Mark on Friday, November 16, 2012 at 7:10am.

A 980 kg car traveling at 20 m/s rounds a curve of radius 40 m. What is the friction force that must act on the car to keep it in its circular path?

Physics - drwls, Friday, November 16, 2012 at 7:22am
M*V^2/R = 980*400/40 = 9800 Newtons

If the curve were banked, less friction force would be needed.

Answer this Question

Related Questions

Physics - A 14,300 N car traveling at 46.0 km/h rounds a curve of radius 2.30 x ...
physics - A 2100 kg car rounds a curve of 67 m banked at an angle of 13. If the ...
PHYSICS - A highway curve with a radius of 750 m is banked properly for a car ...
physics - A highway curve with a radius of 430 m is banked properly for a car ...
Physics - A 1400-kg car rounds a curve of 57-m banked at an angle of 14 degrees...
physics - A car traveling 65mph rounds an 100m radius horizontal curve with the ...
physics - How much friction force will be required if a car weighing 2100kg ...
Physics - A 1400 kg car rounds a curve of 57 m banked at an angle of 14 degree ...
Physics - Racing on a flat track, a car going 32 m/s rounds a curve 56 m in ...
physics - A 1 500-kg car rounds an unbanked curve with a radius of 52 m at a ...

For Further Reading

First Name:
School Subject:
Answer: