What would be the greatest length of a steel wire which when fixed at one end can hang freely without be the breaking ? (Density of steel = 7800 kg, breaking stress for steel = 7.8 x 108 N/m²)

Q: One end of a steel rod of radius R = 10mm and length L = 90 cm is held in a vise. A force of…

A: solution as .

Q: A 226-N object is hung from the end of a wire of cross-sectional area 0.03 cm-. The wire stretches…

A: Given: Force,F=226NArea,A=0.03cm2=0.03×10-4m2Length,L=150cm=150×10-2mChange in…

Q: One end of a steel rod of radius R = 10mm and length L = 90 cm is held in a vise. A force of…

A:

Q: "One end of a steel rod of radius R = 10mm and length L = 90 cm is held in a vise. A force of…

A: Youngs modulus=FL/AΔL

Q: "One end of a steel rod of radius R = 10mm and length L = 80 cm is held in a vise. A force of…

A:

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 387-kg steel beam of length 5.00 m is attached to a wall by a hinge, and kept level by a cable…

A:

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…

A:

Q: A 557-N force is applied to stretch a cable, 66-m long and has a cross-sectional area of 2.8 mm^2.…

A: The force applied in the cable is given as, F=557 N, The original length of the cable is given as,…

Q: A bar of length 100 cm is supported a its two ends. The breadth and depth of bar 5 cm and 0.5 cm…

A: To find-Depression produced in the bar (δ)=?Given-length (l)=100 cm=1 mBreadth (b)=5 cm=5×10-2…

Q: A steel cable 3.00 cm2 in cross-sectional area has amass of 2.40 kg per meter of length. if 500 m of…

A: Given:- Cross-sectional area = A = 3 cm2 = 3 x 10-4 m2 Mass per unit length = 2.4 kg/m Length of the…

Q: A copper wire of length 7.9 m, cross sectional area 2 x 10 m²and Young's modulus 11 x 1010 N/m has a…

A:

Q: A 29.0 m long aluminum cable with a cross-sectional area of 2.01 x 10- m is used to suspend a 3.20 x…

A: The expression for young’s modulus of the material is, \Y=FAΔLL0ΔL=FL0AY=mgL0AY

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

A:

Q: The mass of the uniform bar AB is100 gram. Calculate the couple C required for equilibrium if the…

A: Draw the free body diagram of the bar AB.

Q: (c) Distinguish between stress and strain associated with elasticity. (d) One end of an iron rod…

A: F = 90 kN = 90 x 103 N Diameter , d = 1.6 cm  Radius , r = 0.8 cm = 0.8 x 10-2 m Length , L = 0.7 m…

Q: A bar of length 100 cm is supported at its two ends. The breadth and depth of bar 5 cm and 0.5 cm…

A: We have to find the depression produced in the bar. Area, A=5 mm2=5×10-6 m2, Length, L=100 cm=1 m,…

Q: A mass of 35.0 kg is suspended from a steel wire of diameter 1.00 mm and length 11.3 m. How much…

A: Given that,Mass : m = 35 (kg)Diameter of wire : d = 1 (mm)   Length of the wire : L = 11.3 (m)The…

Q: A vertical solid steel post of diameter d = 26 cm and length L = 2.70 m is required to support a…

A:

Q: A bar of length its two ends. The breadth and depth of bar 5 cm and 0.5 cm respectively. A mass of…

A: Using formula of bending of beam we will be able to find the depression produced within the beam

Q: Determine the load in member AB of the pin-connected truss 3m 3m 1 m 4 m 2m A 81 B 15 68 KN E www

A: given   the load in member AB of the pin-connected truss  is

Q: A wall climber of mass 85 kg dangles at the end of a rope. The rope has a diameter of 9.6 mm, and is…

A: mass= 85 Kg Length, L= 21 m radius, r= 4.8 mm ∆L= 3.2 cm

Q: A wire has 20 x 10^10 N/msquared young modulus. Its diameter is 1mm that can handle a tension of 0.2…

A: Given data- young modulus= 20×1010 N/m2 1mm diameter can handle a tension of 0.2 kN.

Q: 'One end of a steel rod of radius R = 10mm and length L = 90 cm is held in a vise. A force of…

A:

Q: What would be the greatest length of a steel wire which when fixed at one end can hang freely…

A: Here we have to find the greatest length of the wire (l) in the question breaking stress is the…

Q: "One end of a steel rod of radius R = 10mm and length L = 80 cm is held in a vise. A force of…

A:

Q: After a fall, a 80 kg rock climber finds himself dangling from the end of a rope that had been 14m…

A:

Q: An Aluminum cable of length 3.5 m has 15,000 N tensile force acting on it, if the wire is only…

A: Given, The length of the alumunium cable, L=3.5 m The tensile force acting, F=15000 N Length by…

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…

A:

Q: To stretch a relaxed biceps muscle 2.5 cm requires a force of 25 N. Find the Young's modulus for the…

A: We must ascertain the muscular tissue's Young's modulus. We are aware that the biceps muscle can be…

Q: One end of a steel rod of radius R = 10mm and length L = 80 cm is held in a vise. A force of…

A: We need to calculate the elongation of the rod when the given force is applied.

Q: "One end of a steel rod of radius R = 10mm and length L = 90 cm is held in a vise. A force of…

A: