0 r evmi n i n 460 s m s 2 b when the di sk i s at i

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Unformatted text preview: 0 r ev/mi n i n 4.60 s? m /s 2 (b) When the di sk i s at i ts f i nal speed, what i s the tangenti al vel oci ty of the bug? m /s (c) One second af ter the bug star ts f r om r est, what i s i ts tangenti al accel er ati on? m /s 2 (d) One second af ter the bug star ts f r om r est, what i s i ts centr i petal accel er ati on? m /s 2 (e) One second af ter the bug star ts f r om r est, what i s i ts total accel er ati on? m /s 2 ° f r om the r adi al l y i nwar d di r ecti on 3. –/1 points S e rCP 9 7.P .018.soln. An adventur ous ar cheol ogi st (m = 81.0 kg) tr i es to cr oss a r i ver by swi ngi ng f r om a vi ne. The vi ne i s 12.0 m l ong, and hi s speed at the bottom of the swi ng i s 7.35 m/s. The ar cheol ogi st doesn't know that the vi ne has a br eaki ng str ength of 1,000 N. Does he make i t saf el y acr oss the r i ver wi thout f al l i ng i n? Ye s N o www.we ba ssign.ne t/we b/Stude nt/Assignme nt- Re sponse s/la st? de p= 5954614 2/5 6/9/13 HW 13 4. –/1 points S e rCP 9 8.P .00...
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This document was uploaded on 01/13/2014.

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