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kingwisey kingwisey
  • 30-01-2017
  • Physics
Answered

Find the magnitude of the force needed to accelerate a 300 g mass with a⃗ = -0.205 m/s2 i^+0.700 m/s2 j

Verified Answer :

WillDavidoffich
WillDavidoffich WillDavidoffich
  • 30-01-2017

F=ma
m=300g= 0.3kg
a= -0.205i +0.700j m/s2 = <-0205, 0.7>m/s2

Thus, F = 0.3<-0.205, 0.7> N
F = <-0.0615, 0.21> N
= -0.0615i N +0.2100j N

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