Ex. 71: Calculate the work done in stretching a wire of diameter 1.2 mm and length 4 m by 0.2 m. Young's modulus of the wire 2 x 1011 N/m2,
Q: Q1: A hollow steel tube with an inside diameter of 80 mm must carry an axial tensile load of 330 kN.…
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Q: Find the Young’s modulus of the wire. (g= 9.81 m/s/s)
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Q: On a forest trail a 4m long birch tree trunk is laid across a ravine as a bridge. The trunk is 4m…
A: Given that, The length of the trunk = 4 mThe diameter of the trunk = 20 cmThe Young's modulus of…
Q: A load with a weight of 125.0Newtons is attached to a brass wire with a length of 7.5 meters.…
A: GIVEN F=125N l= 7.5 m Y=8.96 X 10^11 Pa r=0.7 X 10^3 m
Q: A cylindrical specimen of some metal alloy of 8.5 mm in diameter is stressed elastically in tension.…
A: Given T = 15700 N. D = 8.5 mm = 0.0085 m ∆D = 5.3*10-3mm
Q: Find the minimum diameter of a (50 m)-long nylon string that will stretch no more than (1 cm) when a…
A: Given : L = 50 m ∆L = 1 cm = 0.01 m m = 70 kg Y = 3.51 x 109 N/m2
Q: 1. A frame ABC shown in Figure 2 consists of a tension member AB and a compression member BC. Member…
A: Given that Mdulus of elasticity,E=200 GPa=200×109Pa Horizontal force,H=150 kN=150×103N Length,L=3.5…
Q: A bar with a uniform cross-sectional area of 300 mm² is subjected to axial loads, as shown in the…
A: Correct option (b) 140 Mpa
Q: An arbitrary material has an elastic modulus of 118 GPa. How much tensile force was applied to a 100…
A: Given that: Y=118 GPa=118×109 PaL=100 mmD=10 mmReduction of area= 0.1% of initial areaσ=0.29
Q: A uniform metal bar, one metre long, is placed symmetrically on two knife-edges separated by a…
A: We can use the formula for the deflection of a uniformly loaded beam supported at its ends: δ =…
Q: A tensile stress is to applied along the long axis of a cylindrical brass rod that has a diameter of…
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Q: A steel bar is stresses to 250 MPa. The modulus of elasticity is 250 GPa. The bar is 80 mm diameter…
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Q: Q. A rod having a diameter of 4 cm and length of 1 m is suspended from a rigid suppor as shown in…
A: Youngs modulus of elasticity Y = stress /strain
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A: Given data: Observe from the diagram, Total displacement of layers D = 2 mm Height of stripe L = 5…
Q: A 35.0 kg mass hangs from a steel wire. The unloaded length of the wire is 3.05 m and it has a…
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Q: Calculate the work done in stretching steel wire of length 2 m and of cross sectional area 0.0225…
A: To find-Work done (W)=?Given-Length (L)=2 mArea (a)=0.0225 mm2=0.0225×10-6 m2Load (F)=100 NYoung's…
Q: Polymer in the form of a cylinder with a length of 100 mm and a diameter of 5 mm. If a load is…
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Q: An 1800-kg elephant is placed on top of an aluminum cylinder, 4.3 meters high. The area of the top…
A: height of cylinder (h) = 4.3 m Surface area (A) = 0.080 m2mass of elephant (m) = 1800 kg Young's…
Q: The true stress-strain behavior of a metal is given by otrue = K- (Etrue)", where Otrue is the true…
A: Given, σtrue=Kεtruen
Q: A 50-kg bucket of concrete is suspended from a steel wire that is 1.0 mm in diameter 1.0 mm and 11.2…
A: As we know Stress = γ * Strain (γ = Young's modulus = 2.0 x 1011…
Q: A 13.2 kg child jumps up and grabs a (round) horizontal tree branch that has a diameter of 5 cm. The…
A: GivenMass of child m=13.2 kgDiameter of tree branch d =5 cm=0.05 mLengh of Branch iinitialy from…
Q: A cable used to lift heavy materials can resist breaking even under a load of 1 meganewtons. The…
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Q: Problem 4: Suppose a piano tuner stretches a steel piano wire 5.5 mm. The wire was originally 0.95…
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Q: A 1.2 x 10-3-kg house spider is hanging vertically by a thread that has a Young's modulus of 4.4 x…
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Q: Suppose that we have two hanging rods of the same length 2.8 m. However, their cross sections are a…
A: Given data: Radius of the cross-section (r) = 3.5 mm Side of the square cross-section (a) = 2*3.5…
Q: A rectangular timber tie 180 mm x 80 mm is reinforced by a bar of aluminium of 25 mm diameter.…
A: A rectangular timber tie 180 mm x 80 mm is reinforced by a bar of aluminium of 25 mm diameter.…
Q: A spider silk line has a circular cross section. Its diameter is 7.14 micrometers. Its unstretched…
A: When spider changes from the thread, stress will be developed in it , whichbleads yo the expansion…
Q: Problem 6: The assembly shown below consists of 30 mm diameter aluminum bar ABC with fixed collar at…
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Q: c) A hollow connecting rod has an inner diameter of 26.25 mm and is subjected to an axial tensile…
A: Write the given values with the suitable variables. d=26.25 mm=26.25×10-3 mF=500 MN=500×106 Nσ=325…
Q: Calculate the work done in stretching steel wire of length 2 m and of cross sectional area 0.0225…
A: We need to compute-Work done (W)=?Provided data-Length (L)=2 mArea (A)=0.0225 mm2…
Q: Ex. 40 : A steel wire of length 1 m and diameter 0.2 mm is elongated by 1 mm due to a weight of 3.14…
A: To Find- Young's modulus of steel wire (Y)=? Given- g=9.8 m/s2 Length of wire (L)=1 m Diameter of…
Q: A 62kg load is suspended from a steel wire of diameter 2mm and length 10m. By what distance will the…
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Q: 2. For safety in climbing, a mountaineer uses a nylon rope that is 58 m long and 1.2 cm in diameter.…
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