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p { margin-bottom: 0.25cm; direction: ltr; line-height: 120%; text-align: left; }p.western {}A gravitational force ofacts on an object and displaces it fromto 4 . What is the work done by the gravitational force?\t

vasu , 8 Years ago
Grade 11
anser 1 Answers
Nishant Vora

Last Activity: 8 Years ago

F = -20j
dr = (4i -6j) – (2i+6j ) = (2i – 12 j)

Now word done is F.dr = 20*12 = 240

Thanks

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