A helical spring composed of 20 turns of 20mm diameter wire on a mean radius of 80mm when the spring is supporting a load of 2kN. (G=83,000 GPa) Compute for the following respectively : 1) stress factor 2) shear stress (MPa)

A helical spring composed of 20 turns of 20mm diameter wire on a mean radius of 80mm when the spring is supporting a load of 2kN. (G=83,000 GPa) Compute for the following respectively : 1) stress factor 2) shear stress (MPa)

Mechanics of Materials (MindTap Course List)

9th Edition

ISBN:9781337093347

Author:Barry J. Goodno, James M. Gere

Publisher:Barry J. Goodno, James M. Gere

Chapter2: Axially Loaded Members

Section: Chapter Questions

Problem 2.2.9P: A safety valve on the top of a tank containing steam under pressure p has a discharge hole of...

See similar textbooks

Related questions

Q: For the engineering stress-strain curve, a) Read the value of Ultimate Tensile Strength, UTS. b) In…

A: Given engineering stress-strain curve We have to find the Ultimate tensile…

Q: A vertical, triangular gate with water on one side is shown in figure. Determine the total resultant…

A: Base of the triangle, b= 2 ft= 2(0.3048) m= 0.6096 m Height of the triangle, c= 3 ft= 3(0.3048)=…

Q: (a) Explain TWO reasons why the angle dimensions are necessary in the product design? (b) List THREE…

Q: Q7) Define Newton's law of cooling with units?

A: This question is based on the concept of heat transfer and radiation.

Q: Determine the second moment of area (lyY) the about the centroidal y-axis for the solid homogeneous…

Q: Create an idea for an engineering operations industry where temperature and pressure control systems…

A: Powerplant industries (boiler) require s both temperature and pressure control system. Steam boilers…

Q: Question: The 250-kg crate rests on the ground for which the coefficients of static and kinetic…

A: Find the speed of crate.

Q: 6.33 A normal-shock inlet operates in a Mach 1.86 stream with ambient static pressure of Po = 30…

A: GIVEN:- M=1.86 P0=30KPA

Q: A particle moves along a straight line such that its position is defined by s = (t2 – 6t + 5) m. -…

Q: 019) The other names for the radiation shape factor are: A) View factor B) angle factor C)…

A: Concept of safe factor is based in the domain of heat transfer.

Q: Under what circumstances might an employer need to maintain an OSHA injury/illness log for persons…

A: Given OSHA To find Reasons for employer to maintain an OSHA log

Q: Assuming the pulley system below is weightless and frictionless, determine the distance (d2) when a…

Q: You are given a line balancing problem with the following diagram. The processing time is above each…

A: given; number of workstation=?cycle time(t)=11line efficiency(η)=?

Q: The magnitude of the force is 8.3 N and the magnitude of the displacement is 8.0 m as shown. What is…

Q: For fluids with small Prandt number the thermal boundary layer development is much choose your…

A: For fluids with small Prandtl number the thermal boundary layer development is much more rapid than…

Q: Describe the force exerted by the oil on the gate What does the center of pressure mean? And why is…

A: Height of the gate, h= 2 m Width of the gate, b= 3 m Specific gravity of the oil, SG= 0.875 Distance…

Q: PROBLEM 3.52 A 4 kNm torque T is applied at end A of the composite shaft shown. Knowing that the…

Q: At 32 °C and 205 kPa gage, the specific weight of a certsin gas was 13.7 N/m³. Determine the gas…

Q: What is meant by the term, stability of a governor? Derive the necessary conditions of stability for…

Q: The boy B jumps off the canoe at A with a velocity of VBJA = 4.5 m/s relative to the canoe as shown…

A: Given Angle = 30o Mass, MB = 30 kg MC = 40 kg MD = 25 kg Velocity, VBA =…

Q: Determine the components of the force of reaction at point A. Assume that the positive x and y axes…

Q: Member AE is rigid for bending A AD 4in? メ- 6.45x10/oF All menbers ore steel E-29,000 Ks) menbers ES…

Q: PROBLEM 3.2 Determine the maximum shear stress caused by a torque of magnitude T= 800 Nm. [Ans. 87.3…

Q: 2- Example: A bird flies east at 10m'sec for 100m. it then turns around and flies at 20m'sec for…

Q: F6-17. If the beam is subjected to a bending moment of M = 50 kN m, determine the maximum bending…

A: Find the maximum bending stress.

Q: Problem No. 1 (Figure 1) Figure 1. Determine the maximum W kip/ft /ft value of w, if Oallow = 1000…

Q: Q4) A mixture of H2 and N2 is to be made that the ratio is Four to one by volume. Calculate the mass…

A: Given Data The mass of the H2 is:mh2=1 kg The pressure is:P=1 bar=100 kPa The temperature…

Q: QO What are the types of convection heat transfer?

A: Heat transfer takes place in three types 1. Conduction 2. Convection 3. Radiation

Q: PROBLEMS 5.16, 5.17 Draw the shear and bending- moment diagrams for the beam and loading shown, and…

A: First calculate the reactions at the supports,

Q: D 50 lb-ft B 4 in. 30 6 in. A.

Q: The acceleration of a particle traveling along a straight line is = s/2 m/s² , where s is in meters.…

A: Given, Acceleration (a) of the particle in terms of displacement (s): a = 14 s12 For time t = 0 s,…

Q: PROBLEM 4.4 and P4.4 Solve Prob. 4.3, assuming that the beam is bent about the y axis. [Ans. 56.3…

Q: The flow rate of air moving through a square 0.50-m by 0.50-m duct is 160 m3/min. What is the mean…

Q: 11.7 (A/B). A solid shaft carrying a flywheel of mass 100 kg and radius of gyration 0.4m rotates at…

Q: Consider the translational mechanical system as shown in Figure Q3 with two force inputs, F,(t) and…

Q: A piping tube with an outside diameter of 50 mm and wall thickness of 5 mm is used as a compression…

Q: A long, cylindrical, electrical heating element of diameter D = 14 mm, thermal conductivity k = 251…

A: Note that the initial surface temperature is not given in the question, so I have taken the film…

Q: An 18 coils helical spring having a load of 100kg. The modulus of elasticity in shear of spring is…

A: As per our guidelines we are supposed to solve only 3 subparts if multiple subparts are asked .…

Q: The global average sensible heat flux is 17 W/m2. Use the following information to estimate the…

A: GivenSHF=17 W/m2Q=520×1012 m3/yrLHV=2.5×103 kJ/kg=2.5×106 J/kg R=6400km

Q: H.W: A steel pipe with an outside diameter of 4.500 in. and an inside diameter of 4.026 in. supports…

Q: The rectangular bar shown is connected to a support bracket with a 24 mm diameter pin. The width of…

A: Given Data The diameter of pin is:d=24mm=24×10-3 m The width of the rectangular bar is:b=70…

Q: If the depth of the well is 2.5 km, formation pressure is 1212 psig, formation temperature is 85°C,…

A: Given Data The depth of the well is:h=2500 m The pressure at depth is:P=1212 psig=8356.446 kPa The…

Q: /B/Data given as: Casing dimensions(20-in OD, 18.730-in ID,133lbm/ft).(26-in) Hole size.(350 ft)…

Q: • Part B Find the difforenco betwoon the pressures just in front and pusl behind the blades Express…

Q: Use one of the Numerical method: Newton-Raphson to find the maximum deflection and its location.…

A: Draw the free-body diagram. Apply force equilibrium in horizontal direction. HA=0 Apply moment…

Q: Question 4: A riveted joint is shown in the figure which is used in the bridge to lock the wire, By…

A: Given

Q: 2 Task Task 1 (40%): Get the Jacobian of the three-link manipulator below. As shown all three joints…

A: let us consider above given figure…

Q: Most of us rode bikes a kid. Did you ever accidentally apply the front brake while riding down a…

Q: Forced air at T∞ = 25°C and V = 12 m/s is used to cool electronic elements on a circuit board. One…

Q: Problem 3 Consider the cross section shown below. Knowing that the vertical internal shear force at…

A: Shear stress at a and b.

Question

A helical spring composed of 20 turns of 20mm diameter wire on a mean radius of 80mm when the spring is supporting a load of 2kN. (G=83,000 GPa)

Compute for the following respectively :

1) stress factor

2) shear stress (MPa)

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Step by step

Solved in 2 steps with 2 images

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, mechanical-engineering and related others by exploring similar questions and additional content below.

Similar questions

A wine of length L = 4 ft and diameter d = 0.125 in. is stretched by tensile forces P = 600 lb. The wire is made of a copper alloy having a stress-strain relationship that may be described mathematically by =18,0001+30000.03(=ksi) in which is nondimensional and has units of kips per square inch (ksi). (a) Construct a stress-strain diagram for the material. (bj Determine the elongation, of the wire due to the Forces P. (c) IF the forces are removed, what is the permanent set of the bar? (d) If the forces are applied again, what is the proportional limit?
An aluminum bar has length L = 6 ft and diameter d = 1.375 in. The stress-strain curse for the aluminum is shown in Fig. 1.34. The initial straight, line part of the curve has a slope (modulus of elasticity) of 10.6 × 106 psi. The bar is loaded by tensile forces P = 44.6 k and then unloaded. (a) That is the permanent set of the bar? (b) If the bar is reloaded. what is the proportional limit? hint: Use the concepts illustrated in Figs. l.39b and 1.40.
-11 A rubber cube R of a side L = 3 in. and cross- sectional area A = 9 in2 is compressed inside a steel cube S by a force F = 5 lb that applies uniformly distributed pressure to the rubber. Assume E 0.3ksi and,, = 0.45. (a) Calculate the lateral pressure between the rubber and steel (disregard friction between the rubber and the steel, and assume that the steel block is rigid when compared to the rubber). (b) Calculate the change in volume of the rubber.
A small lab scale has a rigid L-shaped frame ABC consisting of a horizontal aim AB (length b = 30 cm) and a vertical arm BC (length c = 20 cm) pivoted at point B. The pivot is attached to the outer frame BCD that stands on a laboratory bench. The position of the pointer at C is controlled by two parallel springs, each having a spring constant k = 3650 N/m. that are attached to a threaded rod. The pitch of the threads is p = 1.5 mm. If the weight is 65 N. how many revolutions of the nut are required to bring the pointer back to the mark?
The inclined ladder AB supports a house painter (85 kg) at C and the weight iq = 40 K/m} of the ladder itself. Each ladder rail (t5= 4 mm) is supported by a shoe (ts= 5 mm) that is attached to the ladder rail by a bolt of diameter d = 8 mm
A W 8 × 28 beam of a length 10 ft is held between immoveable supports. The beam has a modulus of elasticity E = 29,000 ksi and coefficient of thermal expansion a = 6.5 ×10-6 /?. If the temperature of the beam is raised uniformly by an amount AT = 20°F, calculate the thermal stress aTin the beam.
A safety valve on the top of a tank containing steam under pressure p has a discharge hole of diameter d(see figure). The valve is designed to release the steam when the pressure reaches the value Pmax If the natural length of the spring, is L and its stiffness is k, what should be the dimension ft of the valve? (Express your result as a formula for h.)
Solve the preceding problem if the collar has mass M = 80 kg, the height h = 0.5 m, the length L = 3.0 m, the cross-sectional area A = 350mm2. and the modulus of elasticity E = 170 GPa.
An 18 coils helical spring having a load of 100kg. The modulus of elasticity in shear of spring is 96.62 GPa, OD of 9.256 cm and with wire diameter of 9.525 mm. The spring is squared and ground ends. Compute for the following respectively: 1) number of effective coils2) spring index3) axial load (N) 4) deflection (mm) Answers must be at least in 4 decimal places.
1. A closed coiled helical spring, is made out of a 10mm diameter steel rod, has 10 complete coils each of mean diameter of 80mm. Calculate for force of 200N: (a) the stress induced in the section of the rod (b) the deflection under the pull (c) the amount of energy stored in the spring during extension. Take G=84GPa. 2. A composite spring has two closed coiled springs connected in series, each spring has 12 coils at a mean diameter of 25mm. Find the wire diameter for one if the other is of 2.5mm diameter and the stiffness of the composite spring is 700N/m.Estimate the greatest load that can be carried by the composite spring, and the corresponding extension, for a maximum shear stress of 180MPa. Take G=80GPa.
1. A closed coiled helical spring, is made out of a 10mm diameter steel rod, has 10 complete coils each of mean diameter of 80mm. Calculate for force of 200N:(a) the stress induced in the section of the rod (b) the deflection under the pull (c) the amount of energy stored in the spring during extension.Take G=84GPa.
A close-coiled helical spring having n coils of steel wire and a mean diameter D, which is eight times the diameter d of the wire, has a stiffness of d/n X constant N/m. Calculate (a) the value of the constant; (b) the diameter of the wire for a spring having 10 turns and a stiffness of 8,69 kN/m; and (c) the stress in the wire for a load of 333 N (G = 80 GPa).