[Q3] (a) The wooden rod AB supports the roof ADC. If the mass of roof is 70 Kg and its weight acting at mid of roof. Find the force that AB is supporting the roof. 48 in 36 in 6 in. 90'in. 66 in. 5 in.
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Q: {-360k}lb, 2–105. If the resultant of the four forces is FR determine the tension developed in each…
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A: Refer to the following figure :
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Q: 3. A uniform 25 N beam 6 m long is carried by two men A and B, one at each end of the beam. a) If A…
A: Given: Length of beam, L=6 m Force due to beam, F=25 N Force by A, FA=20 N
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Q: 3. A uniform plank ABC of weight 30 N and 2 m long is supported at one end A and at a point B 1.4 m…
A: Given that the weight of the plank is F = 30 N 30(1.4-1) = W(0.6)(30)(0.4) = 0.6WW = 120.6W = 20 N
Q: ladder 4m long is leaning against a frictionless wall with its lower end 1.6m away from the wall. If…
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- A window washer is standing on a scaffold supported by avertical rope at each end. The scaffold weighs 200 N and is3.00 m long. What is the tension in each rope when the 700-Nworker stands 1.00 m from one end?Find the magnitude of the tension in each supporting cable shown below. In each case, the weight of the suspended body is 100.0 N and the masses of the cables are negligible.Show that, as explained in the text, a force F exerted on a flexible medium at its center and perpendicular to its length (such as on the tightrope wire in Figure 5.26) gives rise to a tension of magnitude T=F/2sin() .
- A uniform horizontal strut weighs 400.0 N. One end of the strut is attached to a hinged support the wall and the other end of the strut is attached to a sign that weighs 200.0 N The strut is also supported by a cable attached between the end of the strut and the wall. Assuming that the entire weight of the sign is attached at the very end of the s find the tension in the cable and the force at the hinge of the strut.A short cantilever beam is subjected to three forces. If α = 45°, determine the value of F in kN that will make the magnitude of the resultant of the three forces smallest as shown in the figure. Take F1 = 70 kN and F2 = 25 kN.A ladder 4m long is leaning against a frictionless wall with its lower end 1.6m away from the wall. If the ladder weighs 150N, what forces does it exert on the wall F1 and on the ground F2?
- A uniform plank of length 2.00 m and mass 26.0 kg is supported by three ropes, as indicated by the blue vectors in the figure below. Find the tension in each rope when a 710–N person is d = 0.500 m from the left end. Answer the 3 boxes below:. A tightly stretched horizontal “high wire” is 36 m long. Itsags vertically 2.1 m when a 60.0-kg tightrope walker standsat its center. What is the tension in the wire? Is it possibleto increase the tension in the wire so that there is no sag?The walkway ABC of the footbridge is stiffened by adding the cable ADC and the short post of length L. If the tension in the cable is not to exceed 420 lb, what is the smallest value of L for which the 160-lb person can be supported at B?
- A uniform 37.0 kg scaffold of length 6.2 m is supported by two light cables, as shown below. An 82.0 kg painter stands 1.0 m from the left end of the scaffold, and his painting equipment is 1.6 mfrom the right end. If the tension in the left cable is twice that in the right cable, find the tensions in the cables (in N) and the mass of the equipment (in kg). (Due to the nature of this problem, do not use rounded intermediate values in your calculations).A uniform 37.0 kg scaffold of length 5.8 m is supported by two light cables, as shown below. A 78.0 kg painter stands 1.0 m from the left end of the scaffold, and his painting equipment is 1.3 m from the right end. If the tension in the left cable is twice that in the right cable, find the tensions in the cables (in N) and the mass of the equipment (in kg). (Due to the nature of this problem, do not use rounded intermediate values in your calculations—including answers submitted in WebAssign.) Tension in the left cableA 1350N window washers platform, 3.5 m long is suspended by two vertical wires at its ends. A 600N person is standing 2.0m form the right end. What are the tensions on both sides in two wires?