Friday
July 3, 2015

Homework Help: physics

Posted by Anonymous on Friday, February 26, 2010 at 7:04pm.

A roller-coaster car speeds down a hill past point A where R1 = 8.0 m and then rolls up a hill past point B where R2 = 14.0 m.

The car has a speed of 21.0 m/s at point A. if the track exerts a normal force on the car of 2.19 multiplied by 104 N at this point, what is the mass of the car?

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

More Related Questions

Members