- Your answer is partially correct. In the side view of a 58-lb flat-screen television resting on an 74-lb cabinet, the respective centers of gravity are labeled G2 and G1. Assume symmetry into the screen and calculate the normal reaction force at each of the four casters. Note that there are two casters that each have the force Nд and two casters that each have the force NB. Answers: G₁ 15" 13" NA= i 21.22 NB= 44.10 G2 B 3" lb lb
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Solve NA and NB, I got NB correct and NA wrong. Please show all work.
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- Problem 02.094 - Expression for force in an elastic cord using the position vector The structure consists of a quarter-circular rod AB with radius 150 mm that is fixed in the xy plane. CD is a straight rod where D may be positioned at different locations on the circular rod. GE is an elastic cord whose support at Glies in the yz plane, and the bead at E may have different positions d. For the values of b=4, h=3, d=260 mm, and z=240 mm provided, determine the coordinates of E and if the elastic cord supports a tensile force of 100 N, write a vector expression using Cartesian vector representation for the force FBG the cord exerts on bead E. (Include a minus sign if necessary) 360 mm B 150 mm A The coordinates of point E are EG The Cartesian representation of the force FBG is FBC = ( four decimal places.) and mm. (Round the final answer to the nearest whole number.) ) N. (Round the final answers toA beam is loaded as shown in the Figure. a. Find the resultant Load. b. Find the location of the resultant load from the left support. c. Find the reaction at the left support?2) Three members of a truss frame into a steel gusset plate as show in Figure 3. All forces are concurrent at point O. All forces in Newtons. Determine the resultant of the three forces that must be carried by the gusset plate. (ANSWER: 7.03 N@ 35.4) F=16. 30 5=12k 5=18k
- There are 3 forces that are kept in equilibrium shown in Figure. The two forces acting has 100-lb force and 200-lb force with an angle of 35 degrees. determine the value of the third force F3a string of length L is stretched between points (0, 0) and (L, 0) on the x axis. At time t = 0 it has a shape given by f(x), 0 0 at2 The ends of the string are fixed at x = 0 and x = L, y(0, t) = y(L, t) = 0 t 2 0 The initial velocity of the string is zero, y(x,0) = 0 0 *>0 < x < L 0a string of length L is stretched between points (0, 0) and (L, 0) on the x axis. At time t = 0 it has a shape given by f(x), 0 0 at2 The ends of the string are fixed at x = 0 and x L, y(0, t) = y(L, t) = 0 t 2 0 I| The initial velocity of the string is zero, ý(x,0) = 0 0 *>0 7> > y(x,0) = f(x) = (L- x)The cantilever T- beam is loaded as shown in the figure. Ti 80 mm 40 kN/m NA 120 mm 20 m INa = 30x106 mm What is the reaction at the support in kN?Consider the frame shown in (Figure 1). Suppose that F = 750 N. Figure 2 m 3 m B 600 Nm 4 m 1 of 1 Part A Determine the reaction at roller A Express your answer to three significant figures and include the appropriate units. Ay = Submit Part B μA Value B₂, By = Submit Request Answer Determine the horizontal and vertical components of reaction at pin B. Express your answers in newtons to three significant figures separated by a comma. Units [V—| ΑΣΦ | ↓↑ vec Request Answer < Return to Assignment ? Provide Feedback wwwww ? NProblem Solving: 36 Solve the problem with complete solution in landscape orientation by placing it in a short coupon bond and avoid erasures. 1. The upper beam in the figure is supported by a reaction at R3 and a roller at A which separates the upper and lower beams. Determine the value of the reactions. R1 4000 4 6 600 R2 10 1900 10 4 R3 THINK POSITIVEA transmission tower (a truss) for supporting electric wires is shown. The load of wire at N is shown as force Fi at an angle of a and the load of wire at A is shown as force Fz at an angle of B. Using the values given in the table below: Fi (N) F: (N) a (deg) B (deg) w (m) h (m) Value 50 40 45 30 3 5 a) Find the reaction forces at supports Y and Z. b) Determine the forces supported by members NB, NL, SV, and UX and specify whether the member is in Tension or Compression. B U FA bar with a right angle bend is supported by a collar A on smooth square rod, and by a roller at B. The forces and geometry are as shown in the figure and parameter table. Determine all the support reactions. Define all vector quantities to be positive in the positive coordinate axes directions. F₁ Az = Ay = B₂ parameter value 3 1.5 1.5 600 250 300 = F₂ (MA) T (MA)y= (MA) z C L₁ L2 L3 F₁ F₂ F3 B N N N units m ε|ε|ε|Ζ m m N N N N•m N•m N.m A cc 080 2021 Cathy ZupkeIt is known that the y-component of the force F exerted on pin P is 31 lb when 0 = 40° and B = 10°. Determine the magnitude F and the x-component of F. Answers: F= C Fx= i 25 i 25 P x lb 1 lbSEE MORE QUESTIONSRecommended textbooks for you
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