A suspender rod of a suspension bridge is 25.0 m long. If the rod is made of steel, what must its diameter be so that it does not stretch more than 1.0 cm when a 2.5 × 104 -kg truck passes by it? Assume that the rod supports all of the weight of the truck.

Q: A force stretches a wire by 4.0 mm. A third wire of the same material has the same length and twice…

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Q: A 5.0 × 102 N object is hung from the end of a wire of cross-sectional area 1x10-6 cm2. The wire…

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Q: a si 8-53.. A lantern of weight W is suspended at the end horizontal bar of weight w and length L…

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Q: 2. A horizontal force of 1.2 N is applied to the top of a stack of pancakes 13 cm in diameter and…

A: (2) Write the given values with the suitable variables. F=1.2 Nd=13 cm=0.13 mh=9 cm=0.09 mΔx=2.5…

Q: As an oil well is drilled, each new section of drill pipe supports its own weight and that of the…

A: Given: The original length of the pipe is, L∘=6 m. The diameter of the pipe is, d=5 cm×10-2 m1…

Q: A high-carbon steel wire, circular in cross-section, has a diameter of 14 mm. What is the force (in…

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Q: During a wrestling match, a 110 kg wrestler briefly stands on one hand during a maneuver designed to…

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Q: A 18 cm long tendon was found to stretch 5.4 mm by a force of 14.0 N. The tendon was approximately…

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Q: A 2.5 m length of aluminum cable is to be used in an attempt to pull a car out of a ditch. The…

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Q: 1. At the local airport, a person carries a 21-kg suitcase in one hand. Assuming the humerus (the…

A: We are authorized to answer one Question at a time, since you have not mentioned which question you…

Q: A steel cable with a radius of 1.5cm supports a chairlift at a ski area. If the maximum stress is…

A: The equation for the stress is given by,

Q: (LO2-4) If b = 1 (i.e. the anchor side of the cable is at a 45° angle), what should be the slope a…

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Q: Many caterpillars construct cocoons from silk, one of the strongest naturally occurring materials…

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Q: When using a pencil eraser, you exert a vertical force of 6.00 N at a distance of 2.00 cm from the…

A: a. the cross sectional area of the pencil is The shear force on the pole act in perpendicular…

Q: The diameter of steel ood is 8x10³m. What force will require to stretch it by 0.3% of its length ?…

A: We need to compute-Force required (F)=?The data given as-Diameter of steel rod (d)=8×10-3 mRadius…

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

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Q: A cable used to lift heavy materials like steel I-beams must be strong enough to resist breaking…

A: Given,Force, (a) To find the cross-sectional area A:Taking the average ultimate tensile strength of…

Q: Calculate the force a piano tuner applies to stretch a steel piano wire by 8.00 mm, if the wire is…

A: The cross-sectional area of the wire can be obtained as

Q: A mineshaft has an ore elevator hung from a single braided cable of diameter 2.5 cm. Young’s modulus…

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Q: A glass optical fiber in a communications system has a diameter of 9.0 μm. What maximum tension…

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Q: An elevator is suspended by a heavy steel cable. If this cable were replaced by two steel cables…

A: Given, One heavy steel cable & other two thin steel cables When replaced, Length, l is constant…

Q: By how much does a 69.3 kg mountain climber stretch her 0.810 cm diameter nylon rope when she hangs…

A: Mass of mountain climber, m = 69.3 kg Diameter of Nylon rope, d = 0.810 cm Original length, lo =…

Q: A steel wire is 1.7 mm in diameter and 1m long, stretches by 0.37% when a mass is suspended from it.…

A: L = 1m  ∆L=0.37L100=0.0037 m Ysteel = 200×109 Pa  radius = 1.7/2 mm = 0.85 mm  Let tension is T

Q: A copper wire of diameter 1.0 cm stretches 1.0% when it is used to lift a load upward with an…

A: All metal follows Hooke's law as per that stress is directly proportional to the strain.  σ = εE…

Q: A tunnel of length L = 130 m, height H = 9.4 m, and width 5.6 m (with a flat roof) is to be…

A: L = 130 m, height H = 9.4 m, and width 5.6 m (with a flat roof) is to be constructed at distance d =…

Q: During a wrestling match, a 119 kg wrestler briefly stands on one hand during a maneuver designed to…

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Q: A copper wire of diameter 1.0 cm stretches 1.0% when it is used to lift a load upward with an…

A: Given that:- Diameter of copper wire=d=1 cm

Q: he anchor rope of a sailboat is a nylon rope of length 60 m and diameter 1.3 cm.While anchored…

A: The amount of rope stretched can be determined as, Here, E, F, l and A represent the Young’s…

Q: When using a pencil eraser, you exert a vertical force of 4.00 N at a distance of 2.00 cm from the…

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Q: Q. 30 : What should be the weight suspended from the end of a steel wire 2m in length and by 2mm in…

A: Given-D=2mmTherefore-r=1 mm=0.001 mL=2ml=1 mm=0.001 m

Q: A vertical steel girder with a crosssectional area of 0.15 m2 has a 1550 kg sign hanging from its…

A: Given: Area of cross section A of the steel girder is 0.15 m2. Mass M hanging at the end is of 1550…

Q: A load of 100 lb is hung from the middle of a rope which is stretched between two rigid walls 30 ft…

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Q: Calculate the force (in N) a piano tuner applies to stretch a steel piano wire 8.10 mm, if the wire…

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Q: A particular human hair has a Young's modulus of 3.64 × 10° N/m² and a diameter of 148 μm. If a 217…

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Q: A 2×12 board of airdried Southern Yellow Pine (~12% moisture) is about 2.18 kg per linear foot. A…

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Q: By how much does a 75.0-kg mountain climber stretch her 0.750-cm diameter nylon rope when she hangs…

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Q: By how much does a 65.0-kg mountain climber stretch her 0.800-cm diameter nylon rope when she hangs…

A: The expression for find change in length is ∆l=FlAY=mglAY