Are the strains independent of material properties

Assignment Help Mechanical Engineering
Reference no: EM131285074

1. The stresses in the global axes of a 30° ply are given as σx = 4 MPa, σy = 2 MPa, and τxy = -3 MPa. Find the stresses in the local axes. Are the stresses in the local axes independent of elastic moduli? Why or why not?

2. The strains in the global axes of a 30° ply are given as εx = 4 μin./ in., εy = 2 μin./in., and γxy = -3 μin./in. Find the strains in the local axes. Are the strains independent of material properties? Why or why not?

Reference no: EM131285074

Questions Cloud

Estimate the roi-cost-benefit analysis : Why is it important for trainers to be able to estimate the ROI, cost-benefit analysis, and break-even analysis? Give three reasons why calculating this information will assist the training endeavors.
What are the limitations of modern composites : Compare the specific modulus, specific strength, and coefficient of thermal expansion coefficient of a pitch based graphite fiber, Kevlar 49, and S-glass.
Describe market conditions that influence a firms decision : Explain what world trade means. What is the role of the WTO and economic communities in encouraging free trade? What is protectionism? Explain import quotas, embargoes, and tariffs.
During a period of rising prices : Which of the following statements about the FIFO inventory method is true? During a period of rising prices:
Are the strains independent of material properties : The strains in the global axes of a 30° ply are given as εx = 4 μin./ in., εy = 2 μin./in., and γxy = -3 μin./in. Find the strains in the local axes. Are the strains independent of material properties? Why or why not?
Evaluate strengths and limitations of analytical method : Select one external analysis tool or method other than PESTLE to use in this assignment - Review this unit's Learning Resources about PESTLE and other external environmental analysis tools and methods; use these as a basis to identify one to two ad..
What are the bric countries : Explain how GDP, the categories of economic development, and the business cycle influence marketers' decisions in entering global markets.
Allowable tax depreciation amounts for those two years : You purchased a commercial building and lot for $200,000 on May 3th, 2014. The lot itself was valued at $80,000 when purchased. You sold the lot and building for $350,000 on Feb 15th of 2015. Use MACRS depreciation and note that this property is cons..
Management of any two organizations : Use the Internet to research articles on strategic management of any TWO organizations of your choice within the same industry (e.g. Coca Cola and Pepsi; Apple and Samsung; Nike and Adidas etc.).

Reviews

Write a Review

Mechanical Engineering Questions & Answers

  Determine a the rate of heat loss from the compressor b the

consider an r-134a compressor on a refrigeration system. if the refrigerant enters as saturated vapor at 200 kpa 0.03

  Why is epoxy the most popular resin

Give the advantages and drawbacks of metal matrix composites over polymer matrix composites.

  Convert the equation from part a so that the mass of oil in

a cylindrical storage tank with dimensions of 15 m height and 15 m inside diameter is used to store oil having a

  The amount of energy transfer to the gas by work is 45 btu

carbon dioxide co gas initially at t1 530 r p1 15 lbfin2 and v1 1 ft3 is compressed in a piston-cylinder assembly.

  A piston-cylinder assembly undergoes a cycle consisting

A piston-cylinder assembly undergoes a cycle consisting of the following three processes: Compression with constant internal energy. Constant-pressure expansion with W_3-1=12.5 kJ

  Plot the tube surface temperature as a function

Compute and plot the tube surface temperature as a function of heat flux for 0.25 qs"/q"max 0.90. On the same graph, plot the corresponding num- ber of tubes needed to provide the prescribed vapor production rate.

  2-kg of saturated liquid r-134a with an initial temperature

2-kg of saturated liquid r-134a with an initial temperature of -10 c is contained in a well-insulated weighted post

  Determine the maximum load that can be applied for the

a plate 50 mm wide and 15 mm thick is loaded in tension. the plate is made from steel with yield strength of 1500 mpa

  Helium gas expands in an adiabatic turbine from 2 mpa and

helium gas expands in an adiabatic turbine from 2 mpa and 750degc to 0.18 mpa at a rate of 1.5 kgs. assuming constant

  Assumptions about the drop size and the unit cost of energy

A 1982 U.S. Department of Energy article (FS#204) states that a leak of one drip of hot water per second can cost $1.00 per month. Making reasonable assumptions about the drop size and the unit cost of energy, determine if this claim is reasonable. S..

  Find the horizontal and vertical components of the reactions

Find the horizontal and vertical components of the reactions at A and D when the 800-N horizontal force is applied to the frame. The bending rigidity is EI for members AB and BC, and 2EI for member CD. Consider only deformation due to bending.

  Write a main program that outputs temperature

Organize the software interface into a device driver, and write a main program that outputs temperature to the SCI channel.

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd