This preview shows pages 1–2. Sign up to view the full content.
This preview has intentionally blurred sections. Sign up to view the full version.View Full Document
Unformatted text preview: (Draw a good diagram.) 2 (1.5 pts) On a very windy day one of the coast redwoods in the Arboretum experiences a lateral force of 6500 N distributed over its entire height of 20 m. What is the torque around the base of the tree? If the wind blows from the north, in what direction is the torque? 3. (1.5 pts) Each arm of a see-saw has a length of 2 m. You and your friend sit on opposite ends. Your friend has a mass of 55 kg, and you have a mass of 60 kg. What is the net torque around the center of the see-saw? momentum: p = m v impulse = change in momentum = F t 2...
View Full Document
This note was uploaded on 01/05/2011 for the course PHY 7B PHY7B taught by Professor Cebra during the Spring '10 term at UC Davis.
- Spring '10