Chapter 485Section 4.3Projectile MotionP4.10xvtvtxxyvtgtvtyxiiiyiii===°=×=−=−−=×coscos.sinsin...θ30055 042 0723 10121230055 042 012980420168 1032223ms.. sm.sm2bgafafafafejafP4.11(a)The mug leaves the counter horizontally with a velocity vxi(say). If time telapses before it hits the ground, then since thereis no horizontal acceleration, tfxi=, i.e.,txvvfxixi140. mafIn the same time it falls a distance of 0.860 m with accelerationdownward of ms2. ThenFIG. P4.11yyvtatfiyiy=+ +122: 00860122=+−FHGIKJ...m msm2vxi.Thus,vxi490196334.±ms
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This note was uploaded on 12/14/2011 for the course PHY 203 taught by Professor Staff during the Fall '11 term at Indiana State University .