Homework Statement
The weight of a 1142-kg car is supported equally by the four tires, which are inflated to the same gauge pressure. What gauge pressure is required so the area of contact of each tire with the road is 96.5 cm^2?
W = 1142 kg
A = 96.5 cm^2
Homework Equations
No idea...
Homework Statement
A 1450 kg car is pulling a 245 kg trailer along a level road. Friction is negligiable. The car accelerates with an acceleration of 2.20 m/s2. What is the force exerted by the car on the trailer?
Homework Equations
F= ma
The Attempt at a Solution
Im...