A toy mobile is built like the one shown below. Object A has a 0.5-kg mass. What should be the mass of object B? The numbers indicate the relative lengths of the rods on each side of their supporting cords.

Q: 24) The a 10 kg block (a cube of length L) is supported on each end by a narrow bear. Someone pushes…

A:

Q: The figure shows a uniform beam (m = 1200 kg) that extends beyond its support like a diving board.…

A: Distance between B and CG is 5 m Taking moment about the farthest right point…

Q: One end of a uniform, 4-m-long rod of weight, W, is supported by a string. The other end is resting…

A:

Q: A 75-kg man stands on his toes by exerting an upward force through the Achilles tendon, as shown.…

A: According to the first condition of equilibrium, net force on system is zero and also with the…

Q: 13.)  A 74.4 kg man stands on his toes by exerting an upward force through the Achilles tendon, as…

A: Step 1:Step 2:

Q: It refers to the very slow net motion or drift of the moving charges towards the steady electric…

A: The average velocity with which the free electrons (charges) get drifted towards the positive end of…

Q: A 560-N woman stands on top of a very tall ladder so she is at a height of 2*REarth. What is her…

A: Weight at surface of earth       Wo = 560 N Height (h) = 2Rearth

Q: A 44 kg, 5.2-m-long beam is supported, but not attached to, the two posts in (Figure 1). A 25 kg boy…

A: Mass of beam, M = 44 kgLength, l = 5.2 mMass of boy, m = 25 kgBeam supported till, X = 3 m

Q: The mass center G of the 1295-kg rear-engine car is located as shown in the figure. Determine the…

A: The distribution of car load may be assumed as Front : Back = 1311:940

Q: QUESTION 9 A diver of mass 67.6 kg stands on one end of a diving board of mass 30.2 kg, as shown in…

A:

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

A:

Q: Suppose I install a shelf in my bedroom for my awesome CD collection. In order to reach this shelf,…

A: The objective of the question is to determine the force exerted on the board by each brick when a…

Q: 7. Hanging around: Consider two identical metersticks tied together with a loose piece of string…

A: Given:  Two meterstick tied together.

Q: A 69 kg person stands 1.5 m from left end of a uniform 6.2 m scaffold of mass 46 kg. A bucket of…

A: Given:Mass of the person ,mp=69 kgMass of scaffold,ms=46 kgMass of point bucket ,mb=19 kgFind the…

Q: The 537 kg uniform beam is subjected to the three external loads shown. Compute the force reaction…

A: by draw free body diagram we calculate the net force upon point O and find the value of its .

Q: A 25-kg ladder, 4 m long, rests on a rough floor and against a vertical wall. The ladder makes an…

A: Mass of the ladder, M=25 Kg Mass of the man, m=75 Kg Length of the ladder, L=4 m coefficient of…

Q: 1) In Olympic 2016, Maddison Keeney with the mass of 50 kg was standing at the edge of a long and…

A: force that the fulcrum exerts on the board = 3250 Nforce that the bolt exerts on the board =…

Q: A 20.0-m-long uniform beam weighing 880 N rests on walls A and B, as shown in the figure (Figure 1).…

A: a) Consider that point B is in the midway of the beam. Apply the equilibrium condition of the moment…

Q: A board weighing 15 kg is set between two stumps 2.0 meters apart to make a bench. There are 3…

A: Given  Mass of board = m = 15 kg Distance between two stumps = 2.0 m weight of each peopt = W = 800…

Q: Question 17 A beam 6 m in length is placed on a support so that it pivots at the point of the…

A:

Q: A pitcher holds a baseball as shown below. The biceps muscle is attached to the radial bone 3.6…

A:

Q: A 56 kg woman stands on a very light, rigid board that rests on a bathroom scale at each end, as…

A: Given,

Q: What is the reading on each of the scales? On the left scale Express your answer using two…

A:

Q: 1 The horizontal stick of length L, shown in the figure IS unifoim and weighs a00N. Calculate the…

A: Given data: Length of the rod =L Weight of the rod WR=200N Weight suspended, W=500N

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: A horizontal 8.0 m long 57 N uniform bar at one end is attached to a wall by a frictionless hinge…

A:

Q: A 20.0-m-long uniform beam weighing 700 N rests on walls A and B, as shown in the figure below. с…

A:

Q: Two people are carrying a uniform wooden board that is 3.20 m long and weighs 180 N . 1) If one…

A:

Q: One end of a uniform 4.10-m-long rod of weight Fg is supported by a cable at an angle of ? = 37°…

A:

Q: The uniform beam has a mass of 55 kg per meter of length. Determine the reactions at the supports.…

A:

Q: We use the method of a joint to find the forces acting over the joints in the space trusses. In this…

A: D

Q: The uniform beam has a mass of 43 kg per meter of length. Determine the reactions at the supports.…

A:

Q: diver of mass 72.1 kg stands on one end of a diving board of mass 23.9 kg, as shown in the diagram.…

A:

Q: 1-A person holds sphere of weight 60 N in his hand while the forearm is horizontal. The biceps…

A: Part (1): Given: The magnitude of the wight is 60 N. The distance of the biceps muscle from the…

Q: There are four forces acting on a pole, A = 10i N, B = 20j N, C = -30j N, D = -40i N. What should be…

A:

Q: Determine the upward force exerted on the board by each person

A:

Q: A uniform, 5.0-m-long, 30-kg plank is suspended from a high ceiling by two, uniform, massless,…

A: Given that:Length of the plank, L=5.0 mMass of plank, m=30 kgMass of painter, M=70 kg

Q: One end of a uniform 3.20-m-long rod of weight F, is supported by a cable at an angle of e 37 with…

A: Given, L=3.20 mθ=370μs=0.495

Q: Question 19 A beam 8 m 0000 length is placed on a support so that it pivots at the point of the…

A:

Q: The 405-kg uniform I-beam supports the load shown. Determine the reactions at the supports.

A: Required : Reactions at supports.

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.