# physics

posted by .

A car going 30 m/s just barely makes it around a curve without skidding. This curve had a radius of 150 m. The next curve has a radius of 75 m. At what maximum velocity can it go around this curve without skidding?

• physics -

v1²/R1=v2²/R2,
v2=sqrt(v1²•R2/R1)=

## Similar Questions

1. ### Physics

A car can be driven around a 120 m radius curve at constant speed without sliding if the maximum centripetal acceleration is 0.130g. (a) What is the maximum speed that the car can travel around the curve without sliding?
2. ### Physics

A car drives around a curve with radius 150 m at a speed of 30 m/s. What is the average acceleration at?
3. ### Physics

a car enters a 300m radius flat curve on a rainy day when the coefficient of static friction is between its tires and the road is .600. What is the maximum speed a car can travel around a curve without sliding.
4. ### physics

Curve A is banked at 11.2 °, and curve B is banked at an angle of 15.2 °. A car can travel around curve A without relying on friction at a speed of 14.5 m/s. At what speed can this car travel around curve B without relying on friction?
5. ### Physics

Engineering a highway curve. If a car goes through a curve too fast, the car tends to slide out of the curve. A frictional force acts on a fast car to oppose the tendency to slide out of the curve. Consider a circular curve of radius …
6. ### algebra

The force needed to keep a car from skidding on a curve varies jointly as the weight of the car and the square of its speed and inversely as the radius of the curve. If 182lb of force keep a 1800lb car from skidding on a curve of radius …
7. ### algebra

The force needed to keep a car from skidding on a curve varies jointly as the weight of the car and the square of its speed and inversely as the radius of the curve. If 182lb of force keep a 1800lb car from skidding on a curve of radius …
8. ### Algebra

The force needed to keep a car from skidding on a curve varies inversely as the radius of the curve and jointly as the weight of the car and the square of the car's speed.Suppose that 400 pounds of force keeps a 1600-pound car from …
9. ### math

a. the maximum velocity at which a vehicle can go around a level curve is given by the formula v=√µrg, where µ is the coefficient of friction, r is the radius of the curve, and g is the acceleration due to gravity. explain …
10. ### physics!!!

The speed limit around a curve of radius 85 meters is 30 miles per hour. What angle should the curve be banked at if a car is to be able to go around the curve at that speed with no friction?

More Similar Questions