Q8

Group 6 questions

This question has multiple parts that might require information calculated in one part to be used later in the problem. If this happens I will carry any mistakes through the problem so that missing one part will notcause you to miss other parts.

Question 8:

A roller coster with a mass 1300kg is moving without friction along its track. It starts at rest atthe top of a 50 meter tall hill, then dropsto ground level before going a vertical circular loop with a hight of 20 meters. (see the picture below)

A 50 meters B C 20 meters