0 cm a what i s the potenti al ener gy stor ed i n

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Unformatted text preview: al ener gy stor ed i n the two bands together when a 45­g stone i s pl aced i n the cup and pul l ed back 0.11 m f r om the equi l i br i um posi ti on? J (b) Wi th what speed does the stone l eave the sl i ngshot? m /s www.we ba ssign.ne t/we b/Stude nt/Assignme nt- Re sponse s/la st? de p= 5966130 3/5 6/13/13 HW 16 7. –/2 points S e rCP 9 13.P .010.soln. An ar cher pul l s her bowstr i ng back 0.405 m by exer ti ng a f or ce that i ncr eases uni f or ml y f r om zer o to 285 N. (a) What i s the equi val ent spr i ng constant of the bow? N /m (b) How much wor k i s done i n pul l i ng the bow? J 8. –/1 points S e rCP 9 13.P .011. A chi l d's toy consi sts of a pi ece of pl asti c attached to a spr i ng i n the f i gur e bel ow. The spr i ng i s compr essed agai nst the f l oor a di stance of 2.00 cm, and the toy i s r el eased. If the toy has a mass of 112 g and r i ses to a maxi mum hei ght of 65.0 cm, esti mate the f or ce constant of the spr i ng. N /m 9. –/1 points S e rCP 9 13.P .012.WI . An a...
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This document was uploaded on 01/13/2014.

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