The coefficient of static friction for the tires of a race car is 0.950 and the coefficient of kinetic friction is 0.800. The car is on a level circular track of 50.0 m radius on a planet where compared to Earth's . If the car is to be able to travel at the same speed on the planet as on Earth, the radius of the track on the planet must be ____ times as large as the radius of the track on Earth.
A)0.250
B)0.500
C)1.00
D)2.00
E)4.00

Question

The coefficient of static friction for the tires of a race car is 0.950 and the coefficient of kinetic friction is 0.800. The car is on a level circular track of 50.0 m radius on a planet where  compared to Earth's  . If the car is to be able to travel at the same speed on the planet as on Earth, the radius of the track on the planet must be ____ times as large as the radius of the track on Earth.
A)0.250 
B)0.500 
C)1.00 
D)2.00 
E)4.00

Quizplus · Accepted Answer

The Answer of The coefficient of static friction for the tires of a race car is 0.950 and the coefficient of kinetic friction is 0.800. The car is on a level circular track of 50.0 m radius on a planet where  compared to Earth's  . If the car is to be able to travel at the same speed on the planet as on Earth, the radius of the track on the planet must be ____ times as large as the radius of the track on Earth.
A)0.250 
B)0.500 
C)1.00 
D)2.00 
E)4.00

The Coefficient of Static Friction for the Tires of a Race