Force F=-5.6 Ni+ 8.5 Nj acts on a small rock with a position vector r = 7.4 mi+7.8 mj relative to the origin. In unit vect notation, what is the resulting torque on the rock about the point (7.3,5.2,7.6)m?

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Force F =-5.6 Ni+8.5 Nj acts on a small rock with a position vector r = 7.4 mi+7.8 mj relative to the origin. In unit vect
notation, what is the resulting torque on the rock about the point (7.3,5.2,7.6)m?
O a. 19.2j Nm
O b. 106.6 k Nm
O c. 106.6 (-k) Nm
O d. 24.9 j Nm
Transcribed Image Text:Force F =-5.6 Ni+8.5 Nj acts on a small rock with a position vector r = 7.4 mi+7.8 mj relative to the origin. In unit vect notation, what is the resulting torque on the rock about the point (7.3,5.2,7.6)m? O a. 19.2j Nm O b. 106.6 k Nm O c. 106.6 (-k) Nm O d. 24.9 j Nm
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