A position vector from point B to the line of action of a force vector F is given as:rBF = {-10j + 2Ok} mWhich of the following force vectors would cause the least amount of moment aboutpoint B?a) F = {3i - 6k} kNO b) F = {30.5j} kNO c) F = {5i - 10k} kNO d) F = {20j} kN

A position vector from point B to the line of action of a force vector F is given as: "BF = {-10j + 20k} m Which of the following force vectors would cause the least amount of moment about point B? O a) F = {3i - 6k} kN O b) F = {30.5j} kN %3D c) E = {5i - 10k} N.

A position vector from point B to the line of action of a force vector F is given as: "BF = {-10j + 20k} m Which of the following force vectors would cause the least amount of moment about point B? O a) F = {3i - 6k} kN O b) F = {30.5j} kN %3D c) E = {5i - 10k} N.

International Edition---engineering Mechanics: Statics, 4th Edition

4th Edition

ISBN:9781305501607

Author:Andrew Pytel And Jaan Kiusalaas

Publisher:Andrew Pytel And Jaan Kiusalaas

Chapter1: Introduction To Statics

Section: Chapter Questions

Problem 1.63P: Let A and B be two nonparallel vectors that lie in a common plane S. If C=A(AB), which of the...

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Buckling of columns

The column is described as a vertical member of the structure that carries an axial compressive load, and buckling is a lateral deformation of the column under the application of load.

Question

A position vector from point B to the line of action of a force vector F is given as:
rBF = {-10j + 2Ok} m
Which of the following force vectors would cause the least amount of moment about
point B?
a) F = {3i - 6k} kN
O b) F = {30.5j} kN
O c) F = {5i - 10k} kN
O d) F = {20j} kN

Expert Solution

Step 1

$r_{B F} = (- 10 j + 20 k) m$

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