a force of 2i+3j+2kN acts on a body for 4s and produces a displacement of 3i+4j+5k m.calculate power
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Answered by
18
7 watt power is the right answer
shravz2:
but in options its not given..
Answered by
39
energy=F.S=6+12+10=28
Power=energy/time=28/4=7
Power=energy/time=28/4=7
i think its fscostheta/time...
yes F.S gives the same
no its not like that
yes. its giving same and option is given correct "7".thanks.
kk
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