In the figure below, suppose the length L of the uniform bar is 3.50 m and its weight is 240 N. Also, let the block's weight W = 350 N and angle e = 30°. The wire can withstand a maximum tension 500 N. com (a) What is the maximum possible distance x before the wire breaks? (b) With the block placed at this maximum x, what is the horizontal component of the force on the bar from the hinge at A? N (right) (c) What is the vertical component of this force? N (up)
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- A uniform 8.00 m, 1500 kg beat is hinged to a wall and supported by a thin cable attached 2.00 m from the free end of the beam. The beam is fixed to the wall by a hinge at an angle of 30.0 degrees above the horizontal. The angle between the cable and the beam is 40 degrees. What is the angle between the tension in the cable and the horizontal. (Hint angles in a triangle add to 180 degrees) -10 degrees -30 degrees -15 degrees -20 degreesOne end of a uniform € = 4.30-m-long rod of weight w is supported by a cable at an angle of 8 = 37° with the rod. The other end rests against a wall, where it is held by friction (see figure). The coefficient of static friction between the wall and the rod is μ = 0.450. Determine the minimum distance x from point A at which an additional weight w (the same as the weight of the rod) can be hung without causing the rod to slip at point A. 9 R QL d- ms A horizontal L=1.3 m long mb=15 kg uniform bar is hinged on the left end and pulled at the right end by a cable. The cable makes 35° angle with horizontal. A 18 kg store sign is suspended below the bar at d=0.10 m from the right end. Find the magnitude of vertical hinge force.
- A uniform beam of mass 0.250 kg and length 3.00 m rests on a smooth floor and leans against a rough vertical wall as shown in the figure below. A force F of magnitude 1.00 N is applied perpendicular to the beam three-fourths of the way up the beam. Determine the minimum value of the coefficient of static friction between the beam and the wall for the beam to remain in equilibrium. 75.0°A uniform beam 3.7 mm long and weighing 3000 NN carries a 3000 NN weight 1.50 mm from the far end, as shown in (Figure 1). It is supported horizontally by a hinge at the wall and a metal wire at the far end. a)How strong does the wire have to be? That is, what is the minimum tension it must be able to support without breaking? b)What are the horizontal component of the force that the hinge exerts on the beam? c)What are the vertical component of the force that the hinge exerts on the beam?A sign is supported by a uniform horizontal boom of length 3.10 m and weight 72.0 N. A cable, inclined at an angle of 16 °with the boom, is attached at a distance of 2.71 m from the hinge at the wall. The weight of the sign is 108.0 N. What is the tension in the cable and what are the horizontal and vertical forces Fx and Fy exerted on the boom by the hinge? Comment on the magnitude of Fy. T= In N Fx= in N Fy= in N The magnitude of Fy is select (small or large) compared to that of Fx and T.
- A uniform L = 6.71 m long horizontal beam that weighs WB= 363N is attached to a wall by a pin connection that allows the beam to rotate. Its far end is supported by a cablewith tension Tthat makes an angle of 50.0° with the horizontal, and a person of weight WP= 427.5N is standing d = 2.38m from the pin. Find the magnitude of the force R exertedon the beam by the wall if the beam is in equilibrium. A)532N B)534N C)536N D)538NChapter 12, Problem 028 GO In the figure, suppose the length L of the uniform bar is 3.1 m and its weight is 240 N. Also, let the block's weight W = 270 N and the angle e = 41°. The wire can withstand a maximum tension of 420 N. (a) What is the maximum possible distance x before the wire breaks? With the block placed at this maximum x, what are the (b) horizontal and (c) vertical components of the force on the bar from the hinge at A? Com (a) Number Units (b) Number Units (c) Number UnitsA 1220N uniform boom is supported by a cable perpendicular to the boom, as seen in the figure below. The boom is hinged at the bottom, and an m=2120N weight hangs from its top. Assume the angles to be a=60.7deg and 0=(90.0°- a). Ꮎ Ө ja m Find the tension in the supporting cable. Submit Answer Tries 0/10 Find the x-components of the reaction force exerted on the boom by the hinge (choose to the right as positive). Submit Answer Tries 0/10 Find the y-components of the reaction force exerted on the boom by the hinge (choose upwards as positive). Submit Answer Tries 0/10
- A pole is attached at one end to a hinge on a wall and on the other end witha cable that goes from the end of the pole to the wall. The pole is uniformdensity and its mass is 12.3 kg. The pole makes an angle of 53° with the walland the cable makes an angle of 32° with the wall. (a) Draw a force diagram for the forces on the pole. Clearly label the forces. (b) Using the forces on the pole, write out the equations for static equilibrium. (This should be in variables, do not solve.)A uniform rod is attached to a wall by a hinge at its base. The rod has a mass of 3.5 kg, a length of 1.3 m, is at an angle of 31° above the horizontal, and is held in place by a horizontal cord attached to the other end of the rod and bolted to the wall above the base of the rod. (a) Determine the tension in the cord. N (b) Determine the horizontal and vertical components of the force exerted on the rod by the hinge. N FH Fv NA pole, 10.00 meters long is attached at one end by a hinge to a wall. A mass is attached to the pole 8.00 meters from the hinge. The pole is horizontal, has a uniform mass distribution, and has a weight of 800 N. A cable is attached to the wall and also to the far end of the pole. The pole makes an angle of 43 degrees with cable. The tension on the cable is 2500 N. 1) Calculate the hanging mass 2) Calculate the force the hinge exerts on the pole