Homework Help: Physics

Posted by Colin on Tuesday, October 23, 2012 at 4:59pm.

a driver sees a horse on the road and applies the brakes so hard that they lock and the car skids to a stop in 24 m. the road is level and the coefficient of kinetic friction between the tires and the road is 0.7. How fast was the car going when the brakes were applied?

Physics - bobpursley, Tuesday, October 23, 2012 at 5:37pm
Vf^2=Vi^2+2ad
but a=force/mass=mu*mg/m=mu*g
solve for vi
Physics - Anonymous, Wednesday, November 7, 2012 at 7:23pm
9

Answer this Question

Related Questions

Physics - A car with mass of 1875kg is traveling along a country road when the ...
physics - The speed limit in a school zone is 40.0 km/hr. A driver traveling at ...
physics - The speed limit in a school zone is 38 km/h. A driver traveling at ...
Physics - The speed limit in a school zone is 40 km/h. A driver traveling at ...
simple physics - A 1500 kg car travels along the road at 25 m/s when the driver ...
Science - A car is traveling down a hill that makes an angle of 14° with the...
physics - the driver of a 1200kg car travelling 45km/h west on a slippery road ...
Physics - Suppose a car is traveling at +24.8 m/s, and the driver sees a traffic...
physics - Suppose a car is traveling at +23.8 m/s, and the driver sees a ...
Physics - Suppose a car is traveling at 14.0 m/s, and the driver sees a traffic ...

For Further Reading

First Name:
School Subject:
Answer: