CHAPTER 5 NONINERTIAL REFERENCE SYSTEMS 5.1(a) The non-inertial observer believes that he is in equilibrium and that the net force acting on him is zero. The scale exerts an upward force, NG, whose value is equal to the scale reading --- the “weight,” W’, of the observer in the accelerated frame. Thus 00NmgmA+−=GGG0AGNGmgG(b) (a) 05044gNmgmANmgmNmg−−−=− =55WN mg W′===150.Wlb′ =(b) The acceleration is downward, in the same direction as gG04g−+=3WW′=− =WW90.′ =br5.2(a) ()centFmωω′=−××GGGGGFor rω′⊥, 2ˆcentrre′′=115001000ssωπ−−262ˆ
This is the end of the preview. Sign up
access the rest of the document.
This note was uploaded on 01/06/2012 for the course PHYSICS 4360C taught by Professor Johnanderson during the Fall '11 term at UNF.