(II) A steel wire 2.3 mm in diameter stretches by 0.030% when a mass is suspended from it. How large is the mass?

Q: Assume a leg has 0.06 m shaft of bone with an average cross sectional area of 2.5 m2 , What is the…

A: Young's Modulus of a material is the measure of it's elasticity, and it is equal to the ratio of the…

Q: If the mass of the girder is 3 Mg, determine the tension developed in cables AB, BC, and BD for…

A: Find the tension in the cable AB FAB = 3000 x 9.81 = 29430 N FAB = 29.430 kN   Find the tension in…

Q: Why do you tend to lean backward when carrying a heavyload in your arms?

A:

Q: A steel wire 2.3 mm in diameter stretches by 0.030% when a mass is suspended from it. How large is…

A: The Young's modulus is given by  where, M is the mass, g is the gravity, A is the area, L is the…

Q: A 3.0-m long steel wire of radius 0.60mm supports a weight of 50N. By how much is the wire elongated…

A:

Q: shaft of bone 1.2 m long. If the strain is 1.3x (10) ^(-4) when the leg supports his weight, by how…

A: The amount of length led shortened is   =strain ×length    =1.3×10^(-4)×(1.2m)=1.56×10^(-4) m

Q: A uniform 34.0-kg beam of length equal to 4.55 m is supported by a vertical rope located 1.20 m from…

A: Given information: Mass of the uniform beam m=34.0 kg. Length of the uniform beam l=4.55 m.…

Q: A spring, with a spring constant of 750 N/m, is hung vertically from the ceiling. If a mass of 500…

A:

Q: A certain rod stretches 0.90 cm when outward forces with magnitude F are applied to each end. The…

A:

Q: (II) If a compressive force of 3.3x104 N is exerted on the end of a 22-cm-long bone of…

A: (a)

Q: A copper wire is 1.0 m long and its diameter is 1.0 mm. If the wire hangs vertically, how much…

A:

Q: As an oil well is drilled, each new section of drill pipe support its oun weight crel that of the…

A: Given, L∘=6.0 mL∘=length of the pipeγ=1.6×1010 N/m2

Q: Consider there are two iron rods with circular and square cross sectional areas. By applying the…

A: The shape of an object is the geometrical description of the part of the space occupied by the…

Q: Only with great difficulty can you crush an egg when squeezing it along its long axis, but it breaks…

A: The ends of an egg form arches. Therefore, pressing them together along the long axis will only…

Q: A square lead slab of side 50 cm and thickness 10 cm is subject to ashearing force (on its narrow…

A: The expression for the shear strain is:

Q: Why must you bend forward while carrying a heavy load on your back?

A: It is very much advisable to bend forward while carrying a heavy load.

Q: If the size of the spheres was to increase, how would that affect the viscosity?

A: To answer the question we will use stoke's law of viscosity.

Q: a vertical uniform beam of length Lthat is hinged at its lower end.A horizontal force F is applied…

A: Here we use Newton's second law, Along the x-axis, we get as below. Fa-T Cos ϴ - Fh = 0 Now using…

Q: All rigid bodies are . elastic

A: Rigid body is actually when particles don't have any relative displacement between any two particles…

Q: A steel ring of radius r and cross-section area A is shifted on to. a wooden disc of radius R (R >>…

A:

Q: the grou Fig. 6.59 shows a uniform boom of mass m = supported by a cable perpendicular to the boom.…

A: The torque acting on a body is the force applied at a distance l from it's pivot point , required to…

Q: For safety in climbing, a mountaineer uses a nylon rope that is 63 m long and 100-kg climber, the…

A: Given:- The length of the rope L = 63 m  The diameter of the rope is d = 1.2 cm  The mass of climber…

Q: - A man whose weight is 0.80 kN is standing upright. By approximately how much is his femur…

A: SOlution: given that W = 0.8 kN A = 8 cm2 L = 43 cm

Q: A metal bar’s dimensions are 1 in x 2 in. If the bar has a modulus of elasticity of 4.14x10^9 Pa,…

A: Given  Initial lenth is 15 in Final lenth = 15.25 in Dimensions = 1*2 in E = 4.14*10⁹ pa concept…

Q: What maximum mass, m, can be supported by the strut-and-cable arrangement in Fig. 7.56 if the…

A:

Q: Two identical, uniform beams are symmetrically set up against each other (Fig. 9–87) on a floor with…

A: Given The coefficient of static friction μs = 0.50

Q: When you bend a meterstick, one side is under tension and the other is under compression. Which side…

A: Bending of the stick is represented below.

Q: If a compressive force of 3.6x104 N is exerted on the end of a 22cm long bone of cross-sectional…

A: Write the given values and the modulus of elasticity of the bone. F=3.6×104 NL=22 cm=0.22 mA=3.6…

Q: "An Elastic Body is one, which changes its O shape O volume O length O All of the above Or upon the…

A: An Elastic body is define as a solid body for which the additional deformation produced by an…

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

A: SOlution: Given that Length of plank L = 1.5 m weight of buckets W1 = 40 N, W2 = 60 N

Q: A disk between vertebrae in the spine is subjected to a shearing force of 600 N. Find its shear…

A:

Q: Examine how a pair of scissors or shears cuts through apiece of cardboard. Is the name “shears”…

A: The ratio between the force and cross-sectional area is called as shear stress. It is usually deform…

Q: A steel string of a racket is ender tension of 280 N. If its diameter is 1.00mm, by how much is it…

A: Young's modulus for steel is, 210 GPa The elongation is ,…

Q: The mobile in Fig. 12–74 is in equilibrium. Object B has mass of 0.748 kg. Determine the masses of…

A: Given:-  The figure is in equilibrium. Object B has a mass = 0.748 kg  Find:-  Determine the mass of…

Q: You open a restaurant and hope to entice customers by hang- ing out a sign (Fig. 11.37). The uniform…

A: Given:- The uniform horizontal beam supporting the sign is Lb=1.50 m long, mass of the beam m1=18 kg…

Q: If a person shoppers at a grocery store pulls their wheelbarrow at a horizontal angle of 25 degrees…

A:

Q: A 4.0-kg object is supported by an aluminum wire of length 2.0 m and diameter 2.0 mm. How much will…

A:

Q: When a tension of 70 N is applied to a piano wire of length 1.8 m, it stretches by 2.0 mm. If the…

A: Given that a tension of 70 N is applied to a piano wire of length 1.8 m, it stretches by 2.0 mm. If…

Q: A 90-kg rock climber attaches a 50-m long,1.0-cm diameter nylon rope to the top of one of the Isle…

A: Given data: Mass of rock climber, m=90 kg Length of nylon rope, l=50 m Radius of rope,…

Q: A plank 2.00 cm thick and 16.3 cm wide is firmly attached to the railing of a ship by clamps so that…

A:

Q: a cable has a diameter of 4mm and an original length of 2m.The cable is pulled by a force of…

A:

Q: Problem 4.4 The uniform, horizontal beam shown in Fig. 4.51 is hinged to the wall at point A and…

A:

Q: In a skyscraper, an elevator is suspended from three equal, parallel 300-m-long steel cables, each…

A: Young's modulus of steel = 2 * 1011 N/m2Length of each cable = 300 m Diameter of each cable = 1 cm…

Q: tring on a tennis racket is under a tension of 275 N. If its diameter is 1.00 mm, by how much is it…

A: The force is 275 N.  The diameter is 1.0 mm or 0.001 m and the radius is half the dimeter so radius…

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.