06quiz_11

# 06quiz_11 - Physics 9A-C Quiz week#6 Name last 4 of ID ,,and . ?Anume

This preview shows page 1. Sign up to view the full content.

Physics 9A-C Quiz week #6 Name: 5/6/2011 last 4 of ID: mg F N å mg cos å å R R cos å mg F å mg cos å R R cos å A skier starts at the top of a very large frictionless snowball, with a very small initial speed, and  skis pointed straight down the side.  At what angle å with the vertical does she lose contact with  the snowball and fly off at a tangent?  A numerical result is expected. Solution:  Doesn't this one seem impossible.  If you have no idea where to start, draw a free body diagram!   At the critical point the normal force will go to zero, and gravity will  completely supply the centripetal acceleration. Summing forces in the
This is the end of the preview. Sign up to access the rest of the document.

## This note was uploaded on 09/28/2011 for the course PHY 9A taught by Professor Svoboda during the Spring '08 term at UC Davis.

Ask a homework question - tutors are online