PHYSICS WITH CALC 1
PHYSICS WITH CALC 1 PHY 2048
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This 4 page Class Notes was uploaded by Mrs. Linda Wiegand on Friday September 18, 2015. The Class Notes belongs to PHY 2048 at University of Florida taught by Staff in Fall. Since its upload, it has received 17 views. For similar materials see /class/206767/phy-2048-university-of-florida in Physics 2 at University of Florida.
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Date Created: 09/18/15
Class 11 Force and Motion I Chapter 5 Friday September 17th ome particular forces Newton39s third law ample problems F Maddjngi page 37 th LJ 197 CCth J ZI 5 in HEW Dian Announcement Physics tutorinq center in NPB 1100 MonWed periods 4 to 8 TuesThurs periods 458 Fri periods 4 to 7 Review Newton39s lsT law If no force ocTs on a body Then The body39s velociTy connoT change ThoT is iT connoT occeleroTe 1 NewTon is ThoT force required To occeleroTe our39 sTondor39dized mass 1 Kg IT a r39oTe of 1 msz Mass is simply The chor39ocTer39isTic of a body ThoT r39eloTes a force on The body To The r39esulTing occeleroTion l o NewTon s 2nd law Fm 2F 2 ma Freebody diagrams a Some particular forces Gravity During free fall 67 gj gt I3 2 me mg Even when a mass is stationary on the surface of a table gravity still acts downwards with a magnitude equal to mg This leads to the concept of a normal or contact force for the mass on the table to remain stationary the table must exert an upward force on the mass so as to exactly balance the force due to gravity