d 4 1points s e rcp 95p 032 a 50kg pol e vaul

Info iconThis preview shows page 1. Sign up to view the full content.

View Full Document Right Arrow Icon
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: e rCP 9 5.P .032. A 50­kg pol e vaul ter r unni ng at 12 m/s vaul ts over the bar . Her speed when she i s above the bar i s 1.7 m/s. Negl ect ai r r esi stance, as wel l as any ener gy absor bed by the pol e, and deter mi ne her al ti tude as she cr osses the bar . m 5. –/1 points S e rCP 9 5.P .033.WI .soln. A chi l d and sl ed wi th a combi ned mass of 41.0 kg sl i de down a f r i cti onl ess sl ope. If the sl ed star ts f r om r est and has a speed of 2.10 m/s at the bottom, what i s the hei ght of the hi l l ? m www.we ba ssign.ne t/we b/Stude nt/Assignme nt- Re sponse s/submit? de p= 5935421 2/4 6/3/13 HW 9 6. –/2 points S e rCP 9 5.P .035. A 0.200­kg bl ock al ong a hor i zontal tr ack has a speed of 1.40 m/s i mmedi atel y bef or e col l i di ng wi th a l i ght spr i ng of f or ce constant 46.4 N/m l ocated at the end of the tr ack. (a) What i s the spr i ng's maxi mum compr essi on i f the tr ack i s f r i cti onl ess? m (b) If the tr ack i s not f r i cti onl ess, woul d the spr i ng's maxi mum compr essi on be gr eater than, l ess than, or equal to the val ue obtai ned i n par t (a)? gr eater l ess equal 7. –/3 points S e rCP 9...
View Full Document

This document was uploaded on 01/13/2014.

Ask a homework question - tutors are online