A uniform log of length L is incline 30 ͦ from the horizontal when supported by a frictionless rock located 0.6L from its left end. The mass of the log is 200 kg. an engineer with a mass of 53.5 kg walks along the log from the left to the right until the log is balanced horizontally. How far from the left end of the log is the engineer when the log is horizontal?

Q: A 35.4 kg beam is attached to a wall with a hinge and its far end is supported by a cable. The angle…

A:

Q: A 5.0-m long, 12-kg uniform ladder rests against a smooth vertical wall with the bottom of the…

A: First of all we will see the forces acting So, Forces in the x direction Fx=0 is equal to the force…

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

A:

Q: A 2"x4" of length 2.0 m and mass 5.0 kg is supported by two saw horses which are 1.0 m high, one at…

A: Given Information: The mass of the rod (m) = 5 kg The length of the rod (l) = 2 m The height of the…

Q: A uniform board of length L and weight W is suspended between two vertical walls by ropes of length…

A:

Q: Two children of mass 15 kg and 40 kg sit balanced on a seesaw with the pivot point located at the…

A: Given data: The mass of bigger child, m1=40 kg. The mass of smaller child, m2=15 kg. The distance…

Q: A uniform ladder is 16 m long and weighs 180 N. In the figure, the ladder leans against a vertical,…

A: In this question we are given that a uniform ladder is 16 m long and weighs 180 N. In the figure,…

Q: Two children of mass 17 kg and 32 kg sit balanced on a seesaw with the pivot point located at the…

A:

Q: A diving board of length 4.00 m is supported at a point 1.50 m from the end, and a diver weighing…

A:

Q: A uniform ladder whose length is 5.0 m and whose weight is 400 N leans against a frictionless…

A:

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: Two Boy Scouts, Bobby and Jimmy, are carrying a uniform wooden tent pole 4.20 m in length and having…

A:

Q: How much work was done by the person against Gravity?

A: Initially the center of mass is at a height, The center of mass ends at a height of

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: A uniform metal bar is 5.00 m long and has mass 0.300 kg. The bar is pivoted on a narrow support…

A: Given that:length of the bar, L=5.0 mMass of bar, M=0.300 kgAttached mass, m=0.100 kg

Q: A person carries a plank of wood 2.0 m long with one hand pushing down on it at one end with a force…

A: The net force acting on a body is equal to mass times the acceleration of the body. If the net force…

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

A: Given, m1= 12g m2= 10g m3= ? Torque due to tension = 1300 Mass of beam M= ? Length of beam (L)= 5m

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

A:

Q: A uniform beam resting on two pivots has a length L = 6.00 m and mass M = 90.0 kg. The pivot under…

A: Dear student, this question contains more than three sub-parts. As per guide lines we will answer…

Q: A ladder is leaning against a vertical wall, and both ends of the ladder are at the point of…

A:

Q: A 2.50 [kg] block is positioned 2.25 [m] from the center of a long uniform beam. At what distance x…

A:

Q: A uniform ladder AB of weight W and length 21 rests with the end A against a smooth vertical wall…

A: Given:BC = 53lIf suppose there is a middle point O, then we have:AO = OB = lThu, AC = l3i) Along the…

Q: shown in the figure below, a stick of length L = 0.425 m and mass m = 0.225 kg is in contact with a…

A:

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

A: Given, Position of the object of mass m 2  is adjusted along the length of the beam until the normal…

Q: n angle θ with the stick. The coefficient of static friction between the end of the meter stick and…

A: GivenLength of meter stick, L=2 mcoefficient of static friction between the end of the meter stick…

Q: A uniform ladder of length L and mass m1 rests against a frictionless wall. The ladder makes an…

A: In this problem, Draw free body diagram of this ladder as per given in question.

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: The drawing shows a uniform horizontal beam attached to a vertical wall by a frictionless hinge and…

A: The beam is at rest and so the sum of the torques must equal zero. But we can choose about which…

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: A uniform rod AB of weight 500 N and length 4.0 m is supported at two points P and Q as shown below.…

A: Weight of rod, w, AB=500 N Length of the rod, AB= 4 m AP=QB=0.8 m Weight of man, wm=800 N

Q: On the third day, Ate Neo's mission is to conduct a routine patrol in a park. She notices a "taho"…

A: In order to balance both the buckets on the yoke, it is important that the vendor carry the yoke on…

Q: A 5.0 kg cat and a 2.0 kg bowl of tuna fish are at opposite ends of a 4.0 m long seesaw. How far to…

A: In order to keep the seesaw in balance, the moment about the pivot point must be equal. Let the 4 Kg…

Q: The system in the figure is in equilibrium. A concrete block of mass 220 kg hangs from the end of…

A: We know that We have given that The system in the figure is in equilibrium. A concrete block of mass…

Q: Two children of mass 21 kg and 26 kg sit balanced on a seesaw with the pivot point located at the…

A: Let r be defined as the distance from the pivot point of the small child. Then the distance of the…

Q: A uniform ladder whose length is 6.0 m and whose weight is 430 N leans against a frictionless…

A:

Q: Two toddlers Anne (12.0 kg) and Bob (15.0 kg) sat on both ends of a uniform 5.00-m see-saw supported…

A:

Q: what is the tension in the wire?

A: Given:

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 1200 N beam that is 3.50 m long is suspended horizontally by two vertical wires at its…

A:

Q: A ladder is leaning against a vertical wall, and both ends of the ladder are at the point of…

A:

Q: A ladder is leaning against a vertical wall, and both ends of the ladder are at the point of…

A:

Q: A boy and a girl are balanced on a massless seesaw. The boy has a mass of 60 kg and the girl's mass…

A: A seesaw balances when the force and distance on both sides become equal,…

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,

Q: A uniform plank of length 5.35 m and mass 26.9 kg rests horizontally across two horizontal bars of a…

A: suppose, the right scaffold part is free to walk by the painter.the distance from the center of mass…