Maximum acceleration of 1500 kg car on concrete surface?

[senpim]

Homework Statement

Two-thirds of the weight of a 1500 kg car rests on the drive wheels. What is the maximum acceleration of this car on a concrete surface?

μs = 1

Homework Equations

F = ma[/B]

The Attempt at a Solution

The answer I got is 6.53 m/s^2 , but I want to make sure the answer is correct.[/B]

 

[Nathanael]

Yes, your answer (2g/3) is correct.

In reality, there will also be a backwards frictional force on the other (non-drive) wheels to get them rotating, but if the mass of the wheels are negligible then this can be ignored.