equilibrium

Problem 361 | Equilibrium of Non-Concurrent Force System

Problem 361
Referring to Problem 359, if T = 30 kN and x = 1 m, determine the angle θ at which the bar will be inclined to the horizontal when it is in a position of equilibrium.
 

Rigid bar resting on smooth inclined surface

 

Problem 360 | Equilibrium of Non-Concurrent Force System

Problem 360
Referring to Problem 359, what value of T acting at x = 1 m from B will keep the bar horizontal.
 

Rigid bar resting on smooth inclined surface

Problem 359 | Equilibrium of Non-Concurrent Force System

Problem 359
A 4-m bar of negligible weight rests in a horizontal position on the smooth planes shown in Fig. P-359. Compute the distance x at which load T = 10 kN should be placed from point B to keep the bar horizontal.
 

Rigid bar resting on smooth inclined surface

 

Problem 358 | Equilibrium of Non-Concurrent Force System

Problem 358
A bar AE is in equilibrium under the action of the five forces shown in Fig. P-358. Determine P, R, and T.
 

Bar in Equilibrium

 

Problem 357 | Equilibrium of Non-Concurrent Force System

Problem 357
The uniform rod in Fig. P-357 weighs 420 lb and has its center of gravity at G. Determine the tension in the cable and the reactions at the smooth surfaces at A and B.
 

Uniform rod supported by a cable

 

Problem 356 | Equilibrium of Non-Concurrent Force System

Problem 356
The cantilever truss shown in Fig. P-356 is supported by a hinge at A and a strut BC. Determine the reactions at A and B.
 

Cantilever truss with equal loads at top joints

 

Problem 355 | Equilibrium of Non-Concurrent Force System

Problem 355
Determine the reactions at A and B on the Fink truss shown in Fig. P-355. Members CD and FG are respectively perpendicular to AE and BE at their midpoints.
 

Fink truss with support at -30 degree slope

 

Problem 354 | Equilibrium of Non-Concurrent Force System

Problem 354
Compute the total reactions at A and B on the truss shown in Fig. P-354.
 

354-roof-truss.gif

 

Problem 353 | Equilibrium of Non-Concurrent Force System

Problem 353
The forces acting on a 1-m length of a dam are shown in Fig. P-353. The upward ground reaction varies uniformly from an intensity of p1 kN/m to p2 kN/m at B. Determine p1 and p2 and also the horizontal resistance to sliding.
 

Gravity dam

 

Problem 352 | Equilibrium of Non-Concurrent Force System

Problem 352
A pulley 4 ft in diameter and supporting a load 200 lb is mounted at B on a horizontal beam as shown in Fig. P-352. The beam is supported by a hinge at A and rollers at C. Neglecting the weight of the beam, determine the reactions at A and C.
 

Pulley mounted at the midspan of simple beam

 

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