M c if the el evator cabl e snaps dur i ng the accel

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Unformatted text preview: ) If the el evator cabl e snaps dur i ng the accel er ati on, descr i be the subsequent moti on of the bl ock r el ati ve to the f r eel y f al l i ng el evator . What i s the ampl i tude of i ts moti on? m www.we ba ssign.ne t/we b/Stude nt/Assignme nt- Re sponse s/la st? de p= 5966130 2/5 6/13/13 HW 16 5. –/2 points S e rCP 9 13.P .008. A bl ock of mass m = 2.00 kg i s attached to a spr i ng of f or ce constant k = 5.20 102 N/m that l i es on a hor i zontal f r i cti onl ess sur f ace as shown i n the f i gur e bel ow. The bl ock i s pul l ed to a posi ti on xi = 4.00 cm to the r i ght of equi l i br i um and r el eased f r om r est. (a) Fi nd the the wor k r equi r ed to str etch the spr i ng. J (b) Fi nd the speed the bl ock has as i t passes thr ough equi l i br i um. m /s 6. –/2 points S e rCP 9 13.P .009.soln. A sl i ngshot consi sts of a l i ght l eather cup contai ni ng a stone. The cup i s pul l ed back agai nst two par al l el r ubber bands. It takes a f or ce of 15 N to str etch ei ther one of these bands 1.0 cm. (a) What i s the potenti...
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This document was uploaded on 01/13/2014.

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