A schoolyard teeter-totter with a total length of 6.1 m and a mass of 41 kg is pivoted at its center. A 20 kg child sits on one end of the teeter-totter. Where should a parent push vertically downward with a force of 220N in order to hold the teeter-totter level?         Where should the parent push with a force of 310 NN ?

Q: Bob and Steve are building a see-saw and want it to balance when they both sit on the ends, but Bob…

A: Given : Weight of Bob is twice as Steve  Find : Where would the fulcrum have to be positioned for…

Q: You have been hired to design a famıly-friendly see-saw. Your design will feature a uniform board…

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Q: A 2.10kg pole is attached to a wall with a hinge as shown. A 5.80kg sign is suspended at the other…

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Q: 3. A 15-kg uniform beam is 3.0 m long and is pivoted 1.0 m from the left end. A 35 kg child sits on…

A: Given mass of the uniform is M = 15 kg (center of mass at X = 0.5 m right to pivot) mass of the…

Q: A vault is opened by applying a force of 300 N perpendicular to the plane of the door, 0.80 m from…

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Q: A uniform beam of weight 100N is pivoted at P as shown. Weights of 10 N and 20 N are attached to its…

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Q: What three factors affect the torque created by a force relative to a specific pivot point?

A: we know that torque is the cross product of force and the perpendicular distance. Mathematically,…

Q: A 30 m long weightless beam has an 82 kg mass resting on one end and a 64 kg mass on the other end.…

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Q: A gymnast with mass 46.0 kg stands on the end of a uniform balance beam as shown in the figure. The…

A: Concept Apply the torque concept  Torque=Distace*Force

Q: A child with a mass of 46 kg sits at a distance of 2.0 m from the pivot point of a seesaw. Where…

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Q: A weight of 16 N is located at a distance of 16 cm from the fulcrum of a simple balance beam. At…

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Q: 18 D. From the step ladder shown in the figure, sides AC and CE are each 2.44 m long and hinged at…

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Q: A weight of 6 N is located 11 cm from the fulcrum on the beam of a simple balance. What weight…

A: Weight located on one of the side of the fulcrum (W1)=6 N Distance of weight from the fulcrum…

Q: A large wood beam weighing 800 N is supported by two posts as shown. If an unthinking man weighing…

A: Given, large wood beam weighs 800 N supported by two rods Man weighing 700 N walks from A to right…

Q: A uniform bridge span weighs 50 103 N and is 40.0 m long. An automobile weighing 15 103N is parked…

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Q: The uniform seesaw shown below is balanced on a fulcrum located 3.0 m from the left end. The smaller…

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Q: Two children of mass 20 kg and 30 kg sit balanced on a seesaw with the pivot point located at the…

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Q: τ=rFsinθ Is the version of torque we should now be using A uniform horizontal beam of mass…

A: Draw the free-body diagram of the beam.

Q: Two children of mass 15 kg and 35 kg sit balanced on a seesaw with the pivot point located at the…

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Q: Consider a see-saw with a total length of 8 m. A child with a mass of 31 kg sits on the very end of…

A: The free-body diagram of the see-saw is shown below.

Q: a force acts on an A-truss as shown. Determine the value of the individual torques and the total…

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Q: A uniform beam is 5.0 m long and is supported as shown in the figure. At the center of the beam, a…

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Q: It's exciting watching the construction and renovation happening in Uptown Columbus! On one…

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Q: A 49.4 kg man walks to the end of a 34.0 kg, 12.6 m long diving board, that is being supported at…

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Q: A weightless rod, 4.0 m long, supports three weights as shown. Where is its center of gravity? xCM…

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Q: An irregularly shaped object 10 m long is placed with each end on a scale. If the scale on the right…

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Q: Question 1 A 55.0 kg child sits 1.80 m to the left of center on a seesaw of length, L-7.00 m, and…

A: Given data: Mass of the first child m1 =1.80 m Length of the seesaw L=7.00m Mass of the sea saw…

Q: A man is attempting to raise a 7.5 m long, 28 kg flagpole that has a hinge at the base by pulling on…

A: If a rigid body is in equilibrium, the vector sum of all force acting on the body is zero,

Q: A uniform beam of weight 12 N and length 10 m is mounted by a small hinge on a wall. The beam is…

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Q: Two children of mass 25 kg and 26 kg sit balanced on a seesaw with the pivot point located at the…

A: Given Data:- Mass of the two children is m1=25 kg, m2=26 kg Distance of separation between the two…

Q: 9. A rod of mass m is on a point support. The distance from theis point to one of the rod's ends is…

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Q: A see-saw consists of a uniform board with mass 43.6kg and length l = 2.01m. It supports two friends…

A: For the see-saw to balance, the torques due to the forces acting on either sides should balance each…

Q: A father and his son are supposed to carry a load of 500 N. They decided to use a pole (of uniform…

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Q: Why is the following situation impossible? A uniform beam of mass m, = 3.00 kg and lengthe = 1.00 m…

A: For the normal force to be equal to zero, then we have to just neglect the triangular block at point…

Q: Weights of 2, 5, 8, and 10 N are hung from a 10-m rod at distances of 2, 4, 6, and 8 m from the left…

A: 2, 5, 8 and 10 N Weights are hung at a distances of 2, 4,6 and 8 m respectively on the rod.

Q: Using evidence from the lab, describe the role the distance from the pivot plays in balancing the…

A: Given:- Using evidence from the lab, describe the role the distance from the pivot plays in…

Q: The angle between the beam and the floor is 15.0 degrees. The angle between the rope and the…

A: Given Data : The mass of the beam is given as mbox = 9.60Kg. The mass of the beam is given as mb =…

Q: The cantilevered W530x 150 beam shown is subjected to a 8.3-kN force F applied by means of a welded…

A: The magnitude of force is 8.3 kN

Q: Two children are trying to balance on a seesaw, which includes a fulcrum and a board that is 10m…

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Q: A large wood beam weighing 800 N is supported by 2m two posts as shown. If an unthinking man…

A: 2.15) Let the distance of man from point A is x. Apply the equilibrium condition of the moment about…

Q: A uniform rod weighs 40 N and is 1.0 m long. It is hinged to a wall at the left end, and held in a…

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Q: Two children of mass 20.0 kg and 30.0 kg sit balanced on a seesaw with the pivot point located at…

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Torque

Torque is the rotational equivalent of linear force in physics and mechanics. Based on the course of study, it is also known as the moment of force, rotational force, or turning effect.