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Two constant forces , and F, acts on a body of
mass 8 kg. These forces displaces the body from
point P(1, -2, 3) to Q(2, 3, 7) in 2 s starting from
rest. Force Ę is of magnitude 9 N and is acting
along vector (21 - 2] +). The positions are in
meter. Find work done by ,. x 2x
y
3x
(1) -12 J
(3) 36
(4) -36J
2tloth
(2) 12 J , inu
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ki hjrni
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