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GIVE THE CONDITIONS FOR STATIC EQUILIBRIUM. CAN A MOVING BODY BE IN EQUILIBRIUM?
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- An 800-N billboard worker stands on a 4.0-m scaffold weighing 500 N and supported by vertical ropes at each end. How far would the worker stand from one of the supporting ropes to produce a tension of 550 N in that rope? A 2.5 m B 1.4 m © 2.7 m 2.0 m. Give two everyday examples of objects that are not in static equilibrium.A hungry bear weighing 720 N walks out on a beam in an attempt to retrieve a basket of food hanging at the end of the beam. The beam is uniform, weighs 220 N, and is 9 m long; the basket weighs 82 N. If the wire can withstand a maximum tension of 958 N, what is the maximum distance x that the bear can walk before the wire breaks? 60.0° Goodies Note: final answer with zero decimal place.
- When just a single force is present, can an item be in equilibrium? Explain.101 9 Equilibrium and Torque - A rope is attached to two posts and supports a 145 kg sign. Find the tension in each rope, if the ropes form 15° angles. 145 kg 15⁰ F 2022The ring is subjected to three forces. Determine the direction ? of ?⃑2 and magnitude of ?⃑3 so that the ring is in static equilibrium.
- The patellar tendon attaches to the tibia at the tibial tuberosity at a perpendicular distance of 4.91 cm from the center of the knee joint. During an isometric contraction, the lower leg is held at an angle of 35° of knee extension with a 400 N weight strapped to the ankle. The weight is 52 cm from the knee joint center. What is the force produced by the quadriceps to hold this position? Ignore the weight of the leg.Situation 2: A system of pulleys carry a box resting on an inclined surface (u = 0.4). Considering that the pulleys are frictionless, determine the following: 50 kN 35° A. Maximum force P to maintain static equilibrium B. Minimum force P to maintain static equilibriumA 55kg person rests on two crutches. They are in equilibrium. 25% of their weight is supported by the ground. Each crutch is at an angle of 105 degrees. Calculate the magnitude of the force each crutch exerts on the person.
- Can an object be in mechanical equilibrium when only a single force acts on it? Explain.The uniform 7.9-m pole has a mass of 145 kg and is supported as shown. Calculate the force Prequired to move the pole if the coefficient of static friction for each contact location is 0.46. 3.3 m Answer: P = i 7.9 m 4.6 m B N PA uniform meterstick is balanced at its midpoint with several forces applied as shown below. If the stick is in equilibrium, the magnitude of the force X in newtons (N) is? X 430 cm 400 N 320cm Upload Choose a File -240 cm 300 N