statics

Related Questions

• A bar AB of weight W rests like a ladder, with upper end A against a smooth vertical wall and the lower end B on a rough horizontal plane. If the bar is just on the point of sliding, then the reaction at A is equal to $(\mu $ is the coefficient of friction)

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• A and B are two like parallel forces. A couple of moment H lies in the plane of A and B and is contained with them. The resultant of A and B after combining is displaced through a distance

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• The minimum force required to move a body of weight W placed on a rough horizontal plane surface is

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• Two like parallel forces of 5N and 15 N, act on a light rod at two points A and B respectively 6m apart. The resultant force and the distance of its point of a application from the point A are

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• A particle is attracted to three points A, B and C by forces equal to $\overrightarrow{PA},\overrightarrow{PB}$ and $\overrightarrow{PC}$ respectively such that their resultant is $\lambda \overrightarrow{PG},$where G is the centroid of $\Delta ABC$. Then $\lambda =$

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