Answer to Question #183435 in Physics for Gwyneth Balete

Question

The parking brake on a 1100kg automobile has broken, and the vehicle has reached a momentum of 7500kg m/s. What is the velocity of the vehicle?

Answer 1

The velocity can be found from the momentum:

$$p=mv,\\\space\\ v=\frac pv=\frac{7500}{1100}=6.8\text{ m/s}.$$