statics

Related Questions

• The resolved part of a force of 16 Newton in a direction is $8\sqrt{3}$ Newton. The inclination of the direction of the resolved part with the direction of the force is

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• A uniform rod AB, 17m long whose mass is 120kg rests with one end against a smooth vertical wall and the other end on a smooth horizontal floor, this end being tied by a chord 8m long, to a peg at the bottom of the wall, then the tension of the chord is

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• P, Q, R are the points on the sides BC, CA, AB of the triangle ABC such that $BP:PC=CQ:QA=AR:RB=m:n$. If $\Delta $denotes the area of the $\Delta ABC$, then the forces $\overrightarrow{AP},\overrightarrow{BQ},\overrightarrow{CR}$ reduce to a couple whose moment is

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• The resultant of two forces P and Q is R. If one of the forces is reversed in direction, the resultant becomes ${R}'$, then

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• Two forces $P+Q,P-Q$make an angle $2\alpha $with one another and their resultant make an angle $\theta $ with the bisector of the angle between them. Then

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