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ULTATUADALIF 100F18 <Work and Energy Problem 8.20 A roller coaster car shown in the figure is pulled up to point 1 where it i
work and Energy Problem 8.20 A roller coaster car shown in the figure is pulled up to point 1 where it is released from rest
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wak done ay change in tinetc Eveogy m -vt) V2 25.04 4 mls V2 25 m mg (32-26)-m ) 2X9.8X6 V3lo.84 ms V311 mls (32-14 m (V Vu18

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