3. Four wooden members are joined with metal plate connectors and are in static equilibrium (not moving) under the action of the four forces shown. If F₁ = 4.2 kN and FB = 2.4 kN, determine the magnitudes of Fc and F. Fc 30° 45° 30° 45° FD
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- 3. A thin rod is free to rotate without friction about a fixed axis at Point A. The other end (Point B) is attached to a (massless) cable at an angle of 45° relative to the rod. a. Initially the rod is being held stationary in a horizontal position. What is the force, F, in the cable? What are the forces that the support is putting on the rod at Point A? Thin Rod m= 18 kg L=3m W₁ = 0 α1 = 0 Thin Rod m= 18 kg L=3m F₁ = ? a₂ = ? 45° b. The force, F, is suddenly changed to 200 N. What is the angular acceleration of the rod just after the force is changed? What are the forces that the support is putting on the rod at Point A now? = 200 N 45° B W₂ = 0 Bus page Angle Q Angle P Given the following data calculate the resultant patella force to the nearest whole number Angle Q= 71 deg FQ=756 N Angle P = 70 deg FP = 807 N here to search Answer: Check Fp E 7565 M N 4 P Morning news AWhat is the magnitude of force F₁ for equilibrium? 132.6 N 402 N 150 N 300 N 17.7 N 200 N F2 30°f 30° 100 N Z 25 24 F₁ 300 N y
- A mass in translational equilibrium experiences 3 forces. Select the case that most fully and accurately describes the scenario. I. The magnitudes of the 3 forces are equivalent. II. The angles between the 3 vectors are 120 degrees. III. The vector sum of the 3 forces equals 0N. IV. All 3 forces are parallel. A. III only B. I only C. I and III only D. IV only E. II and III only6