Two solid cylindrical rods (1) and (2) are joined together at flange B and loaded as shown. If F₁ = 60 kN and F₂ = 170 kN, determine the normal force in rod (2). d₂ F₂ F A 1 280 KN (C) 390 KN (C) 330 KN (C) 300 kN (C) 360 kN (C) F₂ B
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- Determine the magnitude and direction with respect to the +x axis on the reaction at A and at C. Note that the body is supported by pin at A and a roller at C. The body's weight is negligible. 2.4 kN-m 400 40° 200 250 Dimensions in mm -300- B 3 kNDetermine the moment of the force about point O. Neglect the thickness of the member. Assume F = 60 N. Sign convention applies for the answer (positive is anti-clockwise). F -100 mm- m - 1600 45° 200 mm Answers: (a) -13.5 Nm (b) 13.5 Nm (c) 12.0 Nm (d) -12.0 Nm -100 mm-The line of action of the 3110-lb force runs through the points A and B as shown in the figure. Determine the x and y scalar components of F. A (-7, -2) Answers: Fx- Fy- y, m B (8,4) F = 3110 lb -x, m lb lb
- Q: The door is held open by means of two chain. if the tension in AB and CD is FA= 300N and Fc= 250 N, find the components of force FA. * 1.5m 2.5 m \Fc= 250 N A F= 300 N 30 D 0.5 m B FA= 280j - 93k FA= 285j - 93k FA= 280j - 92kFind the moment about A & B, where AB = AD = 12 m, F1= 4 N, F2 = 8 N, F3 = 13 N & F4 = 19 N. Each force is acting at the mid-point of each side. -- 4 Marks %3D %3D F1 F2 F4 D F3 (NOTE: ENTER ONLY THE VALUES BY REFERRING TO THE UNITS GIVEN IN THE BRACKET. ALSO, SUBMIT THE HANDWRITTEN ANSWER SHEET IN THE LINK PROVIDED) The moment of force about "A" (in Nm) (2 Marks) %3D The moment of force about "B" (in Nm) = (2 Marks) %3DCalculate the total moment of the system about point A, when P1 = 8 kN, P2 = 10 kN and 0 = 45°. %3D %3D 25 kN.m 1.5 m A –1.5 m- P2 →1.5 m- Select one: a. 23.21 kN.m (CCW) b. 48.21 kN.m (CW) c. 23.21 kN.m (CW) d. 48.21 kN.m (CCW)
- QS: The forces F1-6 kN, F2= 5 kN, and F3- 8 kN as shown in the Figure below, all of which act on point A of the bracket, are specified in three different ways. Determine the x and y scalar components of cach of the three forces. F500 N 35 4. 02m- F 800 NDetermine the magnitude of the moment of the force about the x axis. The lug nut on the wheel of the automobile is to be removed using the wrench and applying the vertical force of F = 30 N at A. (Figure 1) Express your answer to three significant figures and include the appropriate units. Figure 1 of 1 M, = Value Units F = 30 N B Submit Request Answer 0.25 m Part B 0.3 m 0.5 m Determine if this force is adequate, provided 14 N · m of torque about the x axis is initially required to turn the nut. .0.1 m, no yes5. A person pulls on a rope with a force of 100 lbs as shown below. What is the moment about point A as a result of this pulling force? Answer: 3034 ft-lb CW 200 le 10 ft 18 ft Gin A * 40 ft SA
- 2:56 90 0t O V all 22 classroom.google.com/u/ A ميكانيك هندسي Sgall LKs 23 A prybar is used to remove a nail as shown. De- termine the moment of the 240-N force about the peint O of contact between the prybar and the amall support block. 16m 240 N 16m aso mm PROBLEM 2/3s 2/ A man exerts a force Fon the handle of the stationary wheelbarrow at A. The weight of the wheelbarrow along with ita load of dirt in 185 Ib with center of gravity at G. For the configuration shown, what force must the man apply at A to make the net moment about the tie cuntact point B equal te ero? 30 mm PROBLEM 2/33 Representative Problems a34 An overhead view of a door is shown. If the com- pressive ferce aeting in the coupler arm of the hy draulic door elaser is 17 Ib with the arientation ahown, determine the moment of this force about the hinge axis 0. 20 PROBLEM 2/3s a7 A 150-N pull Tin applied to a cord, which is wound securely around the inner hub of the drum. Determine the moment of T about the drum center…2. Given the cantilever framework below, find the shortest distance from point B to line AC and to line AD. 8' A 3. In the system shown below, determine the length of the common perpendicular between lines AE and BD. Solve in two ways. W = 2200 Ib 4. If the magnitude of a force P acting from A to D is P = 20V73 Ib, determine the component of P that is perpendicular to the plane defined by points E, A, and C. 10' BProblem Statement Based on Problem 4-151 from the textbook. The pipe assembly is subjected to the action of a wrench at B and a couple at A. Simplify this system to a resultant wrench and specify the locaiton of the wrench along the axis of pipe CD, measured from point C. F=31.7N 0,6 m. 0.8 m A(60k) N 0.25 m (-401) N B CO 0.25 m -Fi 0.3 m -60k) N 0.3 m 0.7 m- Fi 0.5 m -D