a force f=3i + 2j - k newton acting on a particle clauses a displacement s= 4 - j +2k m. find the work done
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w=f.s
12-2-2>>>>>>.>>>>>2 jole
12-2-2>>>>>>.>>>>>2 jole
Anonymous:
ya
W= Fvector.Svector this is the formula
And W= FScos thetha
when vector symbol is not here
please tell me
however u can also be use cos after that. in this question no angle between displacement and work...so cos 0== 1
ohh thank you so much
do u understand????
yes
ok good
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