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Category > Applied Sciences Posted 09 May 2017 My Price 3.00

The force P which is applied to the 10-kg block

The force P, which is applied to the 10-kg block initially at rest, varies linearly with time as indicated. If the coefficients of static and kinetic friction between the block and the horizontal surface are 0.60 and 0.40, respectively, determine the velocity of the block when t = 4 s.

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Alpha Geek
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Status NEW Posted 09 May 2017 09:05 AM My Price 3.00

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file 1494322468-Answer.docx preview (115 words )
T-----------he -----------for-----------ce -----------P, -----------whi-----------ch -----------is -----------app-----------lie-----------d t-----------o t-----------he -----------10------------kg -----------blo-----------ck -----------ini-----------tia-----------lly----------- at----------- re-----------st,----------- va-----------rie-----------s l-----------ine-----------arl-----------y w-----------ith----------- ti-----------me -----------as -----------ind-----------ica-----------ted-----------. I-----------f t-----------he -----------coe-----------ffi-----------cie-----------nts----------- of----------- st-----------ati-----------c a-----------nd -----------kin-----------eti-----------c f-----------ric-----------tio-----------n b-----------etw-----------een----------- th-----------e b-----------loc-----------k a-----------nd -----------the----------- ho-----------riz-----------ont-----------al -----------sur-----------fac-----------e a-----------re -----------0.6-----------0 a-----------nd -----------0.4-----------0, -----------res-----------pec-----------tiv-----------ely-----------, d-----------ete-----------rmi-----------ne -----------the----------- ve-----------loc-----------ity----------- of----------- th-----------e b-----------loc-----------k w-----------hen----------- t -----------= 4----------- s.----------- ----------- An-----------swe-----------r -----------sta-----------tic----------- fr-----------ict-----------ion-----------= Â----------- 0.-----------6*1-----------0*1-----------0= -----------60 ----------- P -----------25t-----------  ----------- b-----------loc-----------k s-----------tar-----------ts -----------mov-----------ing----------- wh-----------enÂ-----------  2-----------5t=-----------60 -----------  ----------- t=----------- 2.-----------4 Â-----------  -----------kin-----------eti-----------c f-----------ric-----------tio-----------n (-----------aft-----------er -----------2.4----------- se-----------con-----------ds)-----------= 0-----------.4*-----------10*-----------10=-----------
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