In (Figure 1), an 86 kg construction worker sits down 2.5 m from the end of a 1450 kg steel beam to eat his lunch. What is the tension in the cable?

Q: A uniform 3 m long ladder of mass 20 kg leans against a wall. The coefficient of static friction…

A: The maximum angle the ladder can make with the horizontal before slipping occurs is given by the…

Q: The figure below shows three blue-and-gold macaws (Ara ararauna) which are members of the large…

A: Mass of the macaws m1=0.8 kg m2=0.95 kg m3=1.2 kg Weight of the branch (W)=46 N θ1=25o  θ2=47.5o…

Q: One end of a regular ladder rests on the ground and the other end on a vertical wall. If the…

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Q: 50.0⁰ Q2. An 8 m long ladder of weight 350 N leans against a smooth wall. "Smooth" means that the…

A: For equilibrium net force and net torque acting on the system must be zero.

Q: a = 4 m, b = 5 m, c = 3 m, k1= 5000 N/mm and k2= 4000 N/mm. Mass= 400 kg How many cables supporting…

A: In the given diagram there are three fixed joints. The given mass M is connected with these three…

Q: The drawing below shows a person whose weight is W = 603 N doing push-ups. Assume L1 = 0.880 m and…

A: The free-body diagram of a person is shown below. Here, FL denotes the force on both legs and FH…

Q: What is the purpose unit of vector in real life?

A: Generally there are two types of physical quantities as scalar and vector.

Q: 2) Ray decides to paint the outside of his uncle's house. He uses a 4.0-m-long board supported by…

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Q: bridge weighs 4227 and is resting on two concrete pillars, one at each end.  You cross 1/5 of the…

A: To find the force on the first pillar the condition of equilibrium need to be used .for which net…

Q: largest Good Food F Good Food E Good Food Good Food B Good Food D Good Foo smalles

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Q: A 12m long post is bolted to the wall on its left end. It's right end is held horizontal by a wire…

A: GivenLength of post L = 12 mMass of post m = 13 kgAngle Ѳ =35

Q: During a walk on a rope, a tightrope walker creates a tension of 3.94 × 103 N in a wire that is…

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Q: e strength of Earth's gravity at ground level = 9.8 N kg¬1. 1 tonne = 1000 kg. ere forces are asked…

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Q: A 350-N, uniform, 1.50-m bar is suspended horizontally by two vertical cables at each end. Cable A…

A: Let's consider the following free body diagram of the given problem. In this diagram,TA is the…

Q: Determine the magnitude T of the tension in the supporting cable and the magnitude of the force on…

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Q: A 6 m long board is held up at each end by a vertical rope. Assume the board has negligible mass. A…

A: Given: The length of the board is 6 m. The mass of the box is 60 kg. The position of the box is 4 m…

Q: A sandwich board advertising sign is constructed as shown. The sign’s mass is 8.00 kg. Even though…

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Q: The figure below shows a bird feeder that weighs 177.7 N. The feeder is supported by a vertical…

A: Given:Weight of bird feeder = 177.7 N

Q: A sign hangs at the end of a 3.0 m pole of mass 12 kg. The support wire makes an angle of 37° with…

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Q: A window washer is standing on a scaffold supported by a vertical rope at each end. The scaffold…

A: Given : Weight of scaffold (w1) = 206 N Length (L) = 3.5 m Weight of worker (w2) = 698 N Distance…

Q: A glass optical fiber in a communications system has a diameter of 9.0 μm. What maximum tension…

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Q: A diving board W = 250 N is supported by two posts, one at the far end and one x 1.5 m away from the…

A: Approach to solving the question:Please see attached photo for detailed solutions. Thank…

Q: A uniform steel bar of length 10 m is supported at point A and B using two cables as shown in the…

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Q: The masses of the blocks are ma= 30kg and mb= 70kg. Between all of the contacting surfaces, ps=…

A: Given information: The masses of the blocks are mA=30 kgmB=70 kg The coefficient of static friction,…

Q: A person who weighs 790 N Supports himselt on the ball of one foot The the foot on one side of the…

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Q: One end of a 4.60 m long rod of weight Fg is supported by a cable at an angle of θ = 37° with the…

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Q: A framed painting weighs 30 kg. The two wires supporting it makes an angle of 120° with each other.…

A: Mass of framed painting: m = 30 kg The angle between two wires: θ1  = 120o  Implies the angle…

Q: A 62-kg person stands at the end of a 4.0-m-long diving board, as shown in the illustration.…

A: we can analyze the problem by free body diagram of diving board as follows where N1 and N2 are…

Q: On the way to Hilton Head, S.C. for Spring Break, your car breaks down in the middle of nowhere. A…

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Q: Suppose the length L of a uniform bar is 3.20 m and its mass M =15.2 Kg. Also, m1 = 11.4 kg, m2 =…

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Q: What will happen when the supports are removed from this system? kg kg 1.75 1.5 1.25 1 0.75 0.5…

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Q: Problem 2: A block is suspended at the end of a beam held up by a cable as shown. The block has mass…

A: Given information: The mass of the block, M=15 kg The mass of the beam, mb=8.6 kg The length of the…

Q: The large quadriceps muscle in the upper leg terminates at its lover end in a tendon attached to the…

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Q: A cubical box is filled with sand and weighs 890 N. We wish to “roll" the box by pushing…

A: Given : W = 890 N

Q: A 1,300 N shaft is held in place by a light wire at an angle 0 = 29.0° to the horizontal as shown in…

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Q: A 12m long post is bolted to the wall on its left end. It's right end is held horizontal by a wire…

A: Draw the schematic diagram of the arrangement.

Q: 4. My bathroom scales read in kilograms, meaning that, if I put a mass m on top of them, in…

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Q: You have a summer job working downtown washing windows on skyscrapers (the pay is great and so are…

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Q: A 200 N sign hangs from the middle of a cable between two buildings. The ends of each cable are…

A: For the sign to be in equilibrium, the net force on the sign in vertical direction must be zero. The…

Q: A toddler weighs 10 kg and raises herself onto tiptoe (on both feet). Her feet are 8 cm long with…

A: The expression of weight of the body is, w=mg Here, m is the mass of the body and g is the…

Q: You are working in an ice skating rink and have been asked to hang a new banner on the wall. Your…

A: For the ladder to not slip, it must remain in translational as well rotational equilibrium. The…

Q: e force exerted a

A: W=558N θ=60°(a) the magnitude of the force Fn (directed perpendicular to the wall) exerted on her…

Q: The diagram shows a uniform 30 cm strut weighing 5 N supporting a 10 N weight 10 cm from the pivot.…

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Q: The uniform beam has a mass of 46 kg per meter of length. Determine the reactions at the supports. A…

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