Problem 4.6 Consider the uniform, horizontal cantilever beam shown in Fig. 4.54. The beam is fixed at point A and a force that makes an angle ß = 63° with the horizontal is applied at point B. The magnitude of the applied force is P = 80 N. Point C is the center of gravity of the beam and the beam weighs W = 40N and has a length l= 2 m. Determine the reactions generated at the fixed end of the beam. Answers: RAX= 182.3 N-m(ccw) 36.3 N(+x), RAY= 111.3 N(+y), MA %3D A Fig 4 54

Problem 4.6 Consider the uniform, horizontal cantilever beam shown in Fig. 4.54. The beam is fixed at point A and a force that makes an angle ß = 63° with the horizontal is applied at point B. The magnitude of the applied force is P = 80 N. Point C is the center of gravity of the beam and the beam weighs W = 40N and has a length l= 2 m. Determine the reactions generated at the fixed end of the beam. Answers: RAX= 182.3 N-m(ccw) 36.3 N(+x), RAY= 111.3 N(+y), MA %3D A Fig 4 54

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

4th Edition

ISBN:9781305501607

Author:Andrew Pytel And Jaan Kiusalaas

Publisher:Andrew Pytel And Jaan Kiusalaas

Chapter7: Dry Friction

Section: Chapter Questions

Problem 7.38P: Two concrete blocks weighing 320 lb each form part of the retaining wall of a swimming pool. Will...

See similar textbooks

Similar questions

Find the internal force systems acting on sections 1 and 2.
Find the magnitude of the pin reaction at B caused by the weight W=80lb. Neglect the weights of the members.
Two concrete blocks weighing 320 lb each form part of the retaining wall of a swimming pool. Will the blocks be in equilibrium when the pool is filled and the water exerts the line loading shown?
A beam 3m long has a weight of 200N at one end and another weight of 80N at the other end. The weight of the beam itself is negligible. (a) Design the appropriate force arrangement or system (b) Find the balance point of the beam.
2. A uniform 80.0 N ladder 4.0 m long is placed against a frictionless wall with its base situated 2.0 m from the wall.Find the forces exerted by the wall and by the ground on the ladder.
A uniform 80.0 N ladder 4.0 m long is placed against a frictionless wall with its base situated 2.0 m from the wall. Find the forces exerted by the wall and by the ground on the ladder.
Q4: of a car غطاء محرك The i Jul. The bonnet is held open at an angle of 60° to the horizontal by a vertical force V applied at one end of the bonnet (shown on the diagram). The long, has a weight of 25 N and its center diagram shows the open bonnet bonnet is 0.90 m of gravity G is 0.35 m from the hinge at O. 1) On the diagram, draw and label the two forces other than V acting on the bonnet. By taking moments about A, Proof that the vertical 2) force V applied at the end of the bonnet is 9.7 N. 3) Calculate the magnitude of the force acting at the hinge ON.
A ladder 12 m long leans against a vertical frictionless wall with its lower end 3 m from the wall. The ladder weighs 40 N. Find the magnitude and direction of the force exerted on the lower end of the ladder.
Two ladders, 4.00 m and 3.00 m long, are hinged at point A and tied together by a horizontal rope 0.90 m above the floor (Fig. ). The ladders weigh 480 N and 360 N, respectively, and the center of gravity of each is at its center. Assume that the floor is freshly waxed and frictionless. (a) Find the upward force at the bottom of each ladder. (b) Find the tension in the rope. (c) Find the magnitude of the force one ladder exerts on the other at point A. (d) If an 800 N painter stands at point A, find the tension in the horizontal rope.
A uniform horizontal beam with a length of 1.7 m and a weight of 200 N is attached to a wall by a pin connection. Its far end is supported by a cable that makes an angle of 35.0° with the horizontal. If a crate of mass (M) 87 kg hanged 1.7 m from the wall, find the tension in the cable, as well as the magnitude and direction of the resultant force exerted by the wall on the beam.
3. A hanging flower basket having weight, W2= 23N is hung out over the edge of a balcony railing on a uniform horizontal beam AB of length 110cm that rest on the balcony railing. The basket is counterbalanced by a body of weight, W1. If the mass of the beam is 3.0kg. calculate i. The weight W1,needed (2.89N) The force exerted on the beam at point O (55.3N) ii. A 35cm 75cm W1 W2
3 Moment and Torque Vectors Problem 3.8 As illustrated in Fig, 336, consider a cantile- ver beam of 9 kg mass. The beam is fixed to the wall at point A and at point B. The length of the beam is /= 4 m. Point C is the center of gravity of the beam. The weight of W1 50 N is attached at the free end of the beam such that the distance between point B and the line of gravity of the weight is /= 35 cm. A force with magnitude F applied at the free end of the beam to keep the beam in place. The line of action of the force makes an angle ß= 35 with 180 N is the horizont al. Detemine the magnitude and direction of the net moment generaled about point A, Answer: Mc 54.1N(ccw). ned tha l is AL r the ns of Fig. 3.36 A ut.s. e s hw heda tree d Problem 3.9 C ler the