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Skip to main content. Log In Sign Up. Mechanics static Hibbeler 12th Edition chapter 2 problems solution. This material is protected under all copyright laws as they currently exist. No portion of this material may be reproduced, in any form or by any means, without permission in writing from the publisher.

If the magnitude of the resultant force is to be 9 kN y T directed along the positive x axis, determine the magnitude of force T acting on the eyebolt and its angle u. If the resultant force is required to act along the y positive u axis and have a magnitude of 5 kN, determine the required magnitude of FB and its direction u.

Also, what is the magnitude u of the resultant 12ty

## Engineering Mechanics: Dynamics (12th Edition)

If the tension in the cable is N, determine the y N magnitude and direction of the mznual force acting on the pulley. What is the component of force acting along member AB? Resolve F1 into components along the u and v axes v and determine the magnitudes of these components. Resolve F2 into components along the u and v axes v and determine the magnitudes of these components.

The truck is to be towed using two ropes. Determine y the magnitudes of forces FA and FB acting on each rope in order to develop a resultant force of N directed along the positive x axis. If the y resultant force is to be N, directed along hivbeler positive x axis, determine the magnitudes of forces FA and FB acting on each rope and the angle u of FB so that the magnitude of FB is a minimum.

Two forces F1 and F2 act on the screw eye. The log is being towed by two tractors A and B. The resultant FR of the two forces acting on the log is y to be directed along the positive x axis and have a magnitude of 10 kN, determine the angle u of the cable, attached to B such that the magnitude of force FB in this cable is a minimum.

What is the magnitude of the force in each cable for this situation? The beam is to be hoisted using two chains. Three chains act on the bracket such that they create y a resultant force having a magnitude of lb.

If two of the chains are subjected to known forces, as shown, determine the angle u of the third chain measured clockwise from the positive x axis, so that 1th magnitude of force F in this chain lb is a minimum.

All forces lie in the x—y plane. What is the magnitude of F? First find the resultant of the two known forces. Force F acts in this direction. Three cables pull on the pipe such that they create a y resultant force having a magnitude of lb. If two of the lb cables are subjected to known forces, as shown in the figure, determine the angle u of the third cable so that the magnitude of force F in this cable is a minimum. The contact point between the femur and tibia y bones of the leg is at A.

If a vertical force of lb is applied lb at this point, determine the components along the x and y axes. Note that the y component represents the normal force on the load-bearing region of the bones. Both the x and y components of this force cause synovial fluid to be squeezed out of the bearing space.

Determine the magnitude of F1 and its direction u y so that the resultant force is directed vertically upward and F1 has a magnitude of N. Determine the magnitude and direction measured y counterclockwise from the positive x axis of the resultant F1 force of the three forces acting on the ring A. Determine the magnitude and direction u of FB so y that the resultant force is directed along the positive y axis and has a magnitude of N. If the magnitude of the resultant force acting on y the bracket is lb directed along the positive x axis, F1 determine the magnitude of F1 and its direction f.

If the resultant force acting on the bracket is to be y directed along the positive x axis and the magnitude of F1 is F1 required to be a minimum, determine the magnitudes of the resultant force and F1. Determine the magnitude of FA and its direction u y so that the resultant force is directed along the positive x axis and has a magnitude of N.

Determine the magnitude of the resultant force y and its direction measured counterclockwise from the positive x axis. The three forces are applied to the bracket. If the magnitude of the resultant force acting on y the bracket is to be N directed along the positive u axis, F1 u determine the magnitude of F1 and its direction f. If the resultant force acting on the bracket is y required to be a minimum, determine the magnitudes of F1 F1 u and the resultant force. Three forces act on the bracket.

Determine the y magnitude and direction u of F2 so that the resultant force is directed along the positive u axis and has a magnitude of 50 lb. Determine the magnitude of force F so that the 14 kN F resultant force of the three forces is as small as possible. What is the magnitude of this smallest resultant force?

Express each of the three forces acting on the y bracket in Cartesian vector form with respect to the x and y axes. Express each force acting on the pipe assembly in Cartesian vector form. Determine the magnitude and direction of the resultant force acting on the pipe assembly. The force F acts on the bracket within the octant z shown.

Also, find the coordinate direction angles a and g. Determine the magnitude and coordinate direction angles of F2.

Determine the coordinate direction angles of the z force F1 and indicate them on the figure. The spur gear is subjected to the two forces caused z by contact with other gears.

Express each force as a Cartesian vector. Determine the resultant of the two forces and express the result as a Cartesian vector. The shaft S exerts three force components on the z die D. Find the magnitude and coordinate direction angles of the resultant force. Force F2 acts within the octant shown. The mast is subjected to the three forces shown. Determine the coordinate direction angles a1, b 1, g1 of z F1 so that the resultant force acting on the mast is zero. Determine the magnitude and coordinate z direction angles of F2 so that the resultant of the two forces acts along the positive x axis and has a magnitude of N.

Determine the magnitude and coordinate direction z angles of F2 so that the resultant of the two forces is zero. The pole is subjected to the force F, which has z components acting along the x, y, z axes as shown.

Three forces act on the ring.

If the resultant force FR z has a magnitude and direction as shown, determine the magnitude and the coordinate direction angles of force F3. Determine the coordinate direction angles of F1 z and FR. Two forces F1 and F2 act on the bolt. Determine the position vector r directed from point z A to point B and the length of cord AB.

If the cord AB is 7. Determine the distance between the end points A z and B on the wire by first formulating a position vector from A to B and then determining its magnitude. Determine the magnitude and coordinate z direction angles of the resultant force acting at A. Determine the magnitude and coordinate direction z angles of the resultant force. Determine the magnitude and coordinate direction z angles of the resultant force acting at A.

The chandelier is supported by three chains which z are concurrent at point O.

### Engineering Mechanics: Dynamics (12th Edition) by Russell C. Hibbeler – PDF Drive

If the force in each chain has a magnitude of 60 lb, express each force as a Cartesian vector and determine the magnitude and coordinate direction O angles of the resultant force. If the resultant force at O has a magnitude of lb and is directed along the negative z axis, determine the force in each chain. Express force F as a Cartesian vector; then z determine its coordinate direction angles. The tower is held in place by three cables. If the z force of each cable acting on the tower is shown, determine D the magnitude and coordinate direction angles a, b, g of the resultant force.

The door is held opened by means of two chains. The guy wires are used to support the telephone z pole. Represent the force in each wire in Cartesian vector form. Neglect the diameter of the pole.

Two cables are used to secure the overhang boom in z position and support the N load. If the resultant force 2m B is directed along the boom from point A towards O, x 3m determine the magnitudes of the resultant force and forces C FB and FC. Two cables are used to secure the overhang boom z in position and support the N load. If the resultant 2m B force is directed along the boom from point A towards O, x 3m determine the values of x and z for the coordinates of point C C and the magnitude of the resultant force.

If the cable has a length of A 34 ft, determine the height z of the pole and the location x, y of its base. If the force in each chain has a magnitude of lb, z determine the magnitude and coordinate direction angles of the resultant force.

## Statics, R.C. Hibbeler, 12th book

The antenna tower is supported by three cables. If the force in each cable tied to the bin is 70 lb, z determine the magnitude ihbbeler coordinate direction angles of the resultant force. Due to symmetry, the tension in the four cables is the same. The pipe is supported at its end by a cord AB. The load at A creates a force of N in wire AB. The cylindrical plate is subjected to the three cable z forces which are concurrent at point D.

Express each force which the cables exert on the plate as a Cartesian vector, D and determine the magnitude and coordinate direction angles of the resultant force. Express this force as a Cartesian vector. Express the result as a Cartesian vector.