Don't copy. Q. 60. The figure shows a schematic layout of a hydraulicjack. The load to be raised weighs 20,000 N.The area of cross section of the two pistons areA = 50 cm and A2 = 10 cm. The force (F) isapplied at the end of a light lever bar as shown inthe figure. Lengths a and b are 4 cm and 36 cmrespectively. Find the force (F) required to raisethe load slowly.-LoadAtA

Answered: Image /qna-images/answer/278ed989-3fc2-4c06-8b2f-d45fdff52f61.jpg

Q. 60. The figure shows a schematic layout of a hydraulic jack. The load to be raised weighs 20,000 N. The area of cross section of the two pistons are A = 50 cm and A, 10 cm. The force (F) is applied at the end of a light lever bar as shown in the figure. Lengths a and b are 4 cm and 36 cm respectively. Find the force (F) required to raise the load slowly. Load a A. A

Q. 60. The figure shows a schematic layout of a hydraulic jack. The load to be raised weighs 20,000 N. The area of cross section of the two pistons are A = 50 cm and A, 10 cm. The force (F) is applied at the end of a light lever bar as shown in the figure. Lengths a and b are 4 cm and 36 cm respectively. Find the force (F) required to raise the load slowly. Load a A. A

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 7.78P: The figure shows a steel bar being processed by a rolling mill. Given that P=80kN and r =0.016,...

See similar textbooks

Similar questions

A cylindrical brick chimney of height H weighs w = 825 lb/ft of height (see figure). The inner and outer diameters are d1= 3 ft and d2= 4 ft, respectively. The wind pressure against the side of the chimney is p = 10 lb/ft2 of projected area. Determine the maximum height H if there is to be no tension in the brickwork.
nonuniform beam 4.50 m long and weighing 1.40 kNmakes an angle of 25.0° below the horizontal. It is held in position bya frictionless pivot at its upper right end and by a cable 3.00 m fartherdown the beam and perpendicular to it . The center ofgravity of the beam is 2.00 m down the beam from the pivot. Lightingequipment exerts a 5.00 kN downward force on the lower left end ofthe beam. Find the tension T in the cable and the horizontal and verticalcomponents of the force exerted on the beam by the pivot. Start bysketching a free-body diagram of the beam.
The simplest truss consists of two rods and is loaded by the block. Given: block weight Q = 2,2 kN. Angle α = 39 degrees. Find: the algebraic (positive or negative) value (in kN) of normal force N2 in the rod 2, considering that N2>0 for tension and N2<0 for compression.
A transmission cable 300 m long, weighs 600 kg. The tensions at the ends of the cable are 400 kg and 450 kg. Find the distance of its lowest point to the ground. Choices: 150m ,153m , 148m , 145m
A uniform horizontal beam 5.00 m long and weighing 350 N is attached to a wall by a pin connection that allows the beam to rotate. Its far end is supported by a cable that makes an angle of 50 with the horizontal. If a person weighing 550 N stands 1.50 m from the wall, find the magnitude of the tension T in the cable and the force R exerted by the wall on the beam.
The simplest truss consists of two rods and is loaded by the force F. Given: F = 7 kN. Angle α = 50 degrees. Find: the algebraic (positive or negative) value (in kN) of normal force N2 in the rod 2, considering that N2>0 for tension and N2<0 for compression.
A man raises a 10-kg joist with a length of 4 m by pulling on a rope.Find the tension T in the rope and the reaction at A.
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 10-m uniform beam of weight 100 N is supported by two ropes at its ends. If a 400-N person sits at the center of the beam, what is the tension in the right rope?
a uniform ladder 16 m long weighing 80 N leans against a smooth vertical wall, making 30 degree with the wall. Find the thrust of the wall, and the force of the point on the ground.
Dr. Alexander is holding a briefcase with straight arm. Assume weight of the briefcase FB = 35 N, weight of the forearm FFA = 10 N, weight of the upper arm FUA = 15 N, moment arm of FB = 0.45 m, moment arm of FFA = 0.30 m, moment arm of FUA = 0.11 m, and moment arm of Fm = 0.03 m. Also, FM is 35 degrees above the horizontal. Calculate (1) muscle force FM, and (2) joint reaction forces Fj,x and Fj,y
Find the support reacions and joint force of the construction shown on the figure, if; P=12 kN q=9 kN/m M=12 kN and L=2 m