A father and his son are supposed to carry a load of 500 N. They decided to use a pole (of uniform mass distribution) 4.0 m long and weighing 60 N. They support the pole at the ends. Where should the load be placed so that the father supports three times as much weight as his son?

Q: A uniform ladder is 15 m long and weighs 21ON. In the figure, the ladder leans against a vertical,…

A:

Q: A uniform board is suspended from a ceiling and supported horizontally by two wires, A and B. The…

A: Draw the free body diagram

Q: Two people carry an 800 N load with a lightweight pole that is 4.0 m long. The load is placed 1.5 m…

A:

Q: A diving board 3.00 m long is supported at a point 1.00 m from the end, and a diver weighing 500 N…

A:

Q: A 350 N uniform boom is supported by a perpendicular cable attached at 0.7 its length from the…

A:

Q: A uniform board supports two children weighing 500 N and 350 N. If the support is at the center of…

A:

Q: A beam of negligible mass, supported by a hinge, holds two steel balls as shown in the figure.…

A:

Q: A uniform pole 20 feet long and weighing 80 lbs is supported by a boy 2 feet from end A and a man 5…

A:

Q: uniform beams A andBare attached to a wall with hinges and loosely bolted together (there is no…

A:

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

A:

Q: What are the forces applied to the board by the posts?

A: the values provided in the question are as follows- mass of board = 34 kg length of board = 4.7m…

Q: A worker of weight 758.6 kg stands on the end of a beam of weight 1651 N and length L= 109.2 m,…

A: Given  Mass of worker m=758.6kg Weight if beam =1651N L=109.2m X=29.2m

Q: Determine the minimum distance x from point A at which an additional weight w (the same as the…

A:

Q: A store's sign has a mass of 20 kg and is 3.0 m long. It is uniform, so its center of gravity is at…

A:

Q: A door has a height of 2.2 m along a y axis that extends vertically upward and a width of 0.803 m…

A:

Q: Suppose the weight of the drawbridge in the figure is supported entirely by its hinges and the…

A:

Q: A 10 m ladder with a mass of 15 kg leans against the wall. If the ladder is in static equilibrium,…

A: Given. m = 15 Kg  L = 10m Concept - Force balancing in all directions.

Q: A worker of weight 756.5 kg stands on the end of a beam of weight 1699 N and length L= 118.7 m,…

A: Given  Mass of worker =756.5kg Weight of beam =1699N L=118.7m X=26.7m

Q: The 3 m long uniform plank is supported by a fulcrum at the midpoint. Where should a 45 kg student…

A: Given: The mass of the student is 45 kg. The length of the plank is 3 m. The free-body diagram is…

Q: A uniform beam of length L = 2.2 m and mass M = 33 kg has its lower end fixed to pivot at a point P…

A: Given that:L=2.2 mM=33 kgθ=15°

Q: A diving board 3.00 m long is supported at a point 1.00 m from the end, and a diver weighing 500 N…

A:

Q: A wooden plank is 5.00 m long and supports a 75.0 kg block 2.00 m from one end. If the plank is…

A: The net torque on equilibrium is zero.

Q: A person is standing on a section of uniform scaffolding as shown in the figure. The section of…

A:

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

A:

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

A:

Q: A horizontal plank 4.64 m long and having mass 23.0 kg rests on two pivots, one at the left end and…

A:

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…

A:

Q: A uniform ladder 18 ft long and weighing 120 Ibs rests against a smooth wall. The angle between the…

A: The length of the ladder L=18 ft=5.48 m is at an angle 70o from the ground and coefficient of…

Q: The following uniform beams are pivoted about their center of mass. Which of them is in static…

A:

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 diving board 3.00 m long is supported at a point 1.00 m fromthe end, and a diver weighing 500 N…

A:

Q: A fulcrum is placed 1.0 m from the edge of a 3.0 m-long wooden uniform plank of mass 20 kg. A weight…

A:

Q: Jack and Rose are carrying a uniform rod that is 3.00m long and weighs 160.N. If Rose lifts at one…

A: Given:-  The jack and rose are carrying a uniform rod of length L = 3 m  The weight of the rod is…

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

A:

Q: In the figure, one end of a uniform beam of weight 440 N is hinged to a wall; the other end is…

A:

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: An object weighing 255 N is supported by a uniform 120 N horizontal beam as shown in the figure. The…

A:

Q: Two children of mass 16 kg and 39 kg sit balanced on a seesaw with the pivot point located at the…

A:

Q: One end of a uniform ℓ = 4.50-m-long rod of weight w is supported by a cable at an angle of θ = 37°…

A: Given: The length of the rod is l = 4.50 m.

Q: Two people are carrying a uniform wooden board that is 3m long and weighs 160N. If one person…

A:

Q: In the figure, one end of a uniform beam of weight 240 N is hinged to a wall; the other end is…

A:

Q: As shown in the figure, a 10 m long bar is attached by a frictionless hinge to a wall and held…

A: Given: The length of the rod is 10 m. The weight of the rod is 66.5 N. The tension in the rope is…

Q: A uniform ladder rests against a smooth wall so that it makes an angle of 60° with the ground. The…

A: Given, Angle, θ=600, length, l= 10.0 m, weight of ladder, Wl =150 N, weight of child, Wp =250 N, and…

Q: A uniform rod of weight 5 N and length 1 m is pivoted at a point 20 cm from one of its ends. A…

A: Write the expression for moment.

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

A:

Q: A 45.1 kg man is walking on a 147 kg uniform beam that is attached 19.0 m below the top of a…

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

Q: A 73 kg man stands on a level bridge of length L. He is at distance L/4 from one end. The bridge is…

A: Since the system is in equilibrium, Since there is no force in the x-direction,

Center of Gravity of a system

The centre of gravity is a property that is based on the geometry of a rigid body or any particle. It is described as an equilibrium point or a hypothetical location where the total weight of the body is concentrated.