-2.00 m Fg1 82 Figure P8.21

Q: If you hold your arm outstretched with palm upward, as shown, the force to keep your arm from…

A: a) Sum of moment about '0' is zero .   ΣMo=0   F sin 150.17-4x9.81x0.38=0…

Q: Find the x- and y -coordinates of the center of gravity for theboomerang in Figure P8.12a, modeling…

A:

Q: A person bending forward to lift a load “with his back”(Fig. P8.23a) rather than “with his knees”…

A: Given data:W1 = 200 NW2 = 350 N

Q: In an emergency situation,a person with a broken forearmties a strap from his hand to clipon his…

A: a)Sum of the torque about the torque point is zero

Q: The arm in Figure P8.17 weighs 41.5 N. The force of gravity acting on the arm acts through point A.…

A: Draw the free body diagram of the arm and show the components of the forces Ft and Fs as well.

Q: A painter climbs a ladder leaning against a smoothwall. At a certain height, the ladder is on the…

A: (a)The friction between the wall and the ladder is negligible as the wall is smooth.

Q: A dental bracket exerts a horizontalforce of 80.0 N on a toothat point B in Figure P8.6. What isthe…

A: Given:Value of Force, F = 80 N

Q: Figure P8.29 shows a uniformbeam of mass m pivoted atits lower end, with a horizontalspring attached…

A: a)The mass of the beam is m, horizontal angle is ϴ and distance of the spring is d.

Q: To tighten a spark plug, it is recommended that a torque of15 N # m be applied. If a mechanic…

A:

Q: In exercise physiology studies, it is sometimes important to determine the location of a person's…

A: Given data:    Fg1=390 N  Fg2=300 N Distance Between the forces, d=2.0 m

Q: An athlete holds a 7.5-kg shot put in his hand with his lower arm horizontal, as shown in the…

A: Given, mass of the shot put, m = 7.5 kgmass of the lower arm, M = 2.8 kgcenter of gravity of lower…

Q: SS 11.1 Equilibrium of a Rigid Body I Review yuu u e U U a I Uay ea U e aL y uyuea, yue uauI WIA U u…

A: The rotational analog of linear force is called Torque. It causes an angular acceleration in an…

Q: The chewing muscle, the masseter, is one of the strongest in the human body. It isattached to the…

A: To find the force exerted by socket on mandible and masseter we first draw the Freebody diagram…

Q: You can find the center of gravity of a meter stick by resting it horizontally on your two index…

A:

Q: A thin 2.00 kg box rests on a 6.00 kg board that hangs over the end of a table, as shown. How far…

A:

Q: Find the x - and y -coordinates of the center of gravity for the boomerang in Figure P8.12a.…

A: Length , l = 0.3 m Mass , m = 0.25 kg To find = x and y co-ordinates of center of gravity of the…

Q: A 1 200-N uniform boom atϕ = 65° to the horizontal is supportedby a cable at an angle θ =25.0° to…

A:

Q: In exercise physiology studies, it is sometimes important to determine the location of a person's…

A:

Q: A woman is pushing a load in a wheelbarrow, as shown. The combined mass of the wheelbarrow and the…

A: Given The combined mass of the wheelbarrow and the load is m = 110 kg. The distance between the…

Q: A museum of modern art is displaying an irregular 426-N sculpture by hanging it from two thin…

A:

Q: 3. A uniform plank ABC of weight 30 N and 2 m long is supported at one end A and at a point B 1.4 m…

A: Given that the weight of the plank is F = 30 N 30(1.4-1) = W(0.6)(30)(0.4) = 0.6WW = 120.6W = 20 N

Q: Shown is a lightweight plank supported at its right end by a 7.0-mm-diameter rope with a tensile…

A: Given data: The diameter of the rope is: d = 7 mm The tensile strength of the rope is: T = 6.0×107…

Q: A 64 kg student stands on a very light, rigid board that rests on a bathroom scale at each end, as…

A:

Q: 1.A vault is opened by applying a force of 300 N perpendicular to the plane of the door, 0.80 m from…

A: 1.Write the expression for torque.

Q: A taho vendor carries a 1.5 m long light plank over his shoulder. At the ends of the plank are two…

A: Analyze the diagram of the given situation. Here, F and x represent the force exerted by his…

Q: Two children hold opposite ends of a lightweight, 1.8-m-long horizontal pole with a water bucket…

A:

Q: 5 kips/ft, M = 255 kip-ft, L1 = 12 ft, L2 = 3 ft, Determine the magnitude of the vertical force A,…

A: Draw the free body diagram.

Q: nates are given in meters: 5.0 kg at (0.0, 0.0) m, 2.9 should a fourth object of 7.0 kg be placed so…

A: m1 = 5 kg at (0, 0) m2 = 2.9 kg at (0,3.7 m) m3 = 4 kg at (2.8 m, 0) m4 = 7 kg  Center of gravity =…

Q: 2. A boy weighting 600 N sits 2.5 m from the center of the see-saw. If his friend weighs 750 N, how…

A:

Q: For the student shown, approximately how far from her feet is her center of gravity?A. 0.6 m…

A:

Q: far from the woman's feet is her center of gravity?

A:

Q: A museum of modern art is displaying an irregular 426-N sculpture by hanging it from two thin…

A:

Q: The centre of gravity of ai glit angled triangle OAB with right angle at O is: 44. (A] Gou fon) (B]…

A: Center of gravity of a right angled triangle is its centroid.

Q: A b. A vaulter holds a 29.4 -N pole in equilibrium by exerting an upward force U with her leading…

A:

Q: A uniform 35.0-kg beam of length, 5 5.00 m is supported by a verticalrope located d 5 1.20 m fromits…

A: Part A:

Q: 1. A museum of modern art is displaying an irregular 426-N sculpture by hanging it from two thin…

A:

Q: In exercise physiology studies, it is sometimes important to determine the location of a person's…

A:

Q: A 60.0-kg man stands at one end of a 20.0-kg uniform 10.0-m long board. How far from the man is the…

A: The coordinate of center of mass of a multi body system can be given by  where mi is the mass of…

Q: In exercise physiology studies, it is sometimes important to determine the location of a person's…

A:

Q: The location of the box's center of gravity is indicated by point G. The location of the box's…

A:

Q: Find the x- and y-coordinates of the center of gravity of a4.00-ft by 8.00-ft uniform sheet of…

A: Consider the two rectangles, the big rectangle have area of 16 square feet ( 4.00 ft x4.00 ft) and…

Q: The two ends of the barbell shown are made of the same material. Which of the points shown is at the…

A: The center of gravity is given by C(x)=M1x1+M2x2M1+M2

Q: A museum of modern art is displaying an irregular 426-N sculpture by hanging it from two thin…

A:

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.