determine diameter of a circular rod of ductile material with a fatigue strength ,e=280 Mpa. Add a tensile yield strength of 350 Mpa. The member is subjected to a varying axial load from 700 kN to -300kN. Assume Kt=1.8 and factor of safety=2.

How many labor teams are required to produce 360 widgets : the production function: Q=5KL the assembly machines, K, costs $10,000 a week, while labor teams, L, cost $5000 per week. your plant has 4 assembly machines In the short run, ____ labor teams are required to produce 360 widgets. |

Determine the pressure and the internal energy : refrigerant -134a at 800kPa and 25 C is throttled to a temperature of -20C. determine the pressure and the internal energy of the refrigerant at the final state. |

Calculate the number of vacancies per cubic meter : Calculate the number of vacancies per cubic meter in gold at 900°C. The energy for vacancy formation is 0.98 eV/atom. Furthermore, the density and atomic weight for Au are 18.63 g/cm3 (at 900°C) and 196.9 g/mol, respectively. |

Determine the magnitude and direction fo the force p : A 200 kg crate is to be supported by the rope and pulley arrangement shown. Determine the magnitude and direction fo the force P that must be exerted on the freee end of the rope to maintain equillibrium. |

Determine diameter of a circular rod of ductile material : determine diameter of a circular rod of ductile material with a fatigue strength ,e=280 Mpa. Add a tensile yield strength of 350 Mpa. The member is subjected to a varying axial load from 700 kN to -300kN. Assume Kt=1.8 and factor of safety=2. |

Calculate the net cash flow for the year 2015 : You went on a trip to Tombstone, Arizona and stopped into a gift shop, where you began talking with the owner. You find out that she needs to apply for a small business loan and needs to calculate the net cash flow for the year 2015. |

Express the result as a cartesian vector : What is the couple moment of the two couples that act on the pipe assembly. The distance from A to B is d = 400 mm.express the result as a cartesian vector. |

How many units should be produced to maximize profit : The following data are collected for a computer manufacturer company: Quantity Price per unit Total cost of production 0 $225,000 $200,000 1 225,000 250,000 2 175,000 275,000 3 150,000 325,000 4 125,000 400,000 5 90,000 500,000. |

Find the safe applied torque that can be transmitted : Find the safe applied torque that can be transmitted by the shaft ABCD, if the maximum shear stress in the hollow section is 47 MPa and G = 82.5 GPa. |

## What tube diameter is required for the modelWhat tube diameter is required for the model if dynamic similarity is to be maintained between model and prototype? |

## Hazen-williams formula -find the diameter of a pipeHazen-Williams Formula- Find the Diameter of a Pipe, The length of cast-iron pipe is to be 4200 ft., and the head causing flow is to be 12.6ft. After the pipe has been in service 5 years, it is expected to discharge water at a rate equal to 3.2 cf.. |

## Measurements of the load required to propagate a crackSEM212 - Aim of this demonstration is to use measurements of the load required to propagate a crack (tear) in packaging tape to determine its fracture toughness. |

## Calculate the mass of steam in the vesselA rigid vessel of capacity 0.6 m3 contains dry saturated steam at 4.0 bar. The vessel is cooled until the pressure is reduced to 2.0 bar, Calculate; a) the mass of steam in the vessel. |

## A hydraulic cylinder is diameterA hydraulic cylinder is 100mm diameter and is fed by a pipe 15mm in diameter. If the piston in the cylinder moves forward at a rate of 0.2ms^1 |

## Brick cube is then placed in ambient temperature conditionsA fireclay brick cube, 10 cm in length is removed from a furnace where it was maintained at a temperature of 500 degrees C. The brick cube is then placed in ambient temperature conditions. |

## Explain a train accelerates uniformly along a straight trackA train accelerates uniformly along a straight track and passes three trackside markers. The distance between the first two markers is equal to 0.25 km and between the second and third the distance is 0.4km |

## The Case for Global Accounting StandardsThe role of IFRS in both developing and developed capital markets. |

## Explain a car and a high speed trian at constant speedsA car and a high -speed trian at constant speeds. three seconds after the train passes under the highway bridge the car crosses the bridge. |

## Explain effective matching of surface roughnessEffective Matching of Surface Roughness, Concerning the effective matching of surface roughness using a lathe, I have been asked to quantify Ra = C1* s^C2 v^C3 Re^C4 |

## Determine the polytropic processyou are given a task of compressing a fixed quantity of gas from P1,T1 to P2,T1. you wish to do this using a polytropic process coupled with a constant pressure P2 heat-transfer process. determine the polytropic process that minimizes the entropy .. |

## Module fea - finite element analysisModule FEA - FINITE ELEMENT ANALYSIS , Provide answers to all questions. Note that assignment part 2 carries 60% of the marks for the course. |

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