Question and Answers Forum

All Questions      Topic List

Mechanics Questions

Previous in All Question      Next in All Question      

Previous in Mechanics      Next in Mechanics      

Question Number 103586 by aurpeyz last updated on 15/Jul/20

Answered by OlafThorendsen last updated on 16/Jul/20

F_1 ^→ +F_2 ^→ +F_3 ^→ +P^→  = 0^→   F_3 ^→  = −F_1 ^→ −F_2 ^→ −P^→   F_3 ^→  = − (((−3)),((−25)),((12)) )− (((14)),((16)),((88)) )− ((0),(0),((−150)) )  F_3 ^→  =  (((3−14)),((25−16)),((−12−88+150)) )  F_3 ^→  =  (((−11)),(9),((50)) )  F_3 ^→  = −11i^→ +9j^→ +50k^→

$$\overset{\rightarrow} {\mathrm{F}}_{\mathrm{1}} +\overset{\rightarrow} {\mathrm{F}}_{\mathrm{2}} +\overset{\rightarrow} {\mathrm{F}}_{\mathrm{3}} +\overset{\rightarrow} {\mathrm{P}}\:=\:\overset{\rightarrow} {\mathrm{0}} \\ $$$$\overset{\rightarrow} {\mathrm{F}}_{\mathrm{3}} \:=\:−\overset{\rightarrow} {\mathrm{F}}_{\mathrm{1}} −\overset{\rightarrow} {\mathrm{F}}_{\mathrm{2}} −\overset{\rightarrow} {\mathrm{P}} \\ $$$$\overset{\rightarrow} {\mathrm{F}}_{\mathrm{3}} \:=\:−\begin{pmatrix}{−\mathrm{3}}\\{−\mathrm{25}}\\{\mathrm{12}}\end{pmatrix}−\begin{pmatrix}{\mathrm{14}}\\{\mathrm{16}}\\{\mathrm{88}}\end{pmatrix}−\begin{pmatrix}{\mathrm{0}}\\{\mathrm{0}}\\{−\mathrm{150}}\end{pmatrix} \\ $$$$\overset{\rightarrow} {\mathrm{F}}_{\mathrm{3}} \:=\:\begin{pmatrix}{\mathrm{3}−\mathrm{14}}\\{\mathrm{25}−\mathrm{16}}\\{−\mathrm{12}−\mathrm{88}+\mathrm{150}}\end{pmatrix} \\ $$$$\overset{\rightarrow} {\mathrm{F}}_{\mathrm{3}} \:=\:\begin{pmatrix}{−\mathrm{11}}\\{\mathrm{9}}\\{\mathrm{50}}\end{pmatrix} \\ $$$$\overset{\rightarrow} {\boldsymbol{\mathrm{F}}}_{\mathrm{3}} \:=\:−\mathrm{11}\overset{\rightarrow} {{i}}+\mathrm{9}\overset{\rightarrow} {{j}}+\mathrm{50}\overset{\rightarrow} {{k}} \\ $$

Terms of Service

Privacy Policy

Contact: info@tinkutara.com