# Answ er 277 correct par t c how fas t in revolutions

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

This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: ct Par t C How fas t in (revolutions per minute) is the arm turning to produc e the max imum s us tained ac c eleration? Hin t 1. How to approach the problem From Part A, y ou k now how fas t the as tronaut is moving linearly in (tangent to the revolving c entrifuge). But what is the dis tanc e that the as tronaut moves in eac h s pin of the c entrifuge? Us ing thes e quantities , how c an y ou determine the des ired rate in revolutions per minute? ANSW ER: = 35.5 Correct Problem 3.83 In a W orld Cup s oc c er matc h, Juan is running due north toward the goal with a s peed of 8.00 the ground. A teammate pas s es the ball to him. The ball has a s peed of 12.4 direc tion of 37.0 eas t of north, relative to the ground. relative to and is moving in a Par t A W hat is the magnitude of the ball's veloc ity relative to Juan? ANSW ER: = 7.70 Correct Par t B W hat is the direc tion of the ball's veloc ity relative to Juan? ANSW ER: = 14.3 north of eas t Correct Exercise 3.33 A c anoe has a veloc ity of 0.50 0.56...
View Full Document

Ask a homework question - tutors are online