Explain the concept of similitude in fracture mechanics. Under what conditions is it likely to fail in (a) quasi-static fracture and (b) cyclic fracture.

Plot the approximate variation of the threshold stress : Plot the approximate variation of the threshold stress for no crack growth ?σth as a function of the crack size a for this material. Assume plane strain conditions. |

What concerns if any do you have regarding social norms : Why is it alright to throw your comments out there with no boundaries or consequences for your actions because you hide behind a digital wall? What concerns if any do you have regarding social norms, technology, and the impact on children and soc.. |

The organizational culture encourages employees : What message does it send when the organizational culture encourages employees to view mistakes/ problems as opportunities for improvement rather than reasons to blame or punish those involved? |

Secret life of data in the year : 1. As detailed in "The Secret Life of Data in the Year 2020," what does "the secret life of data" refer to? |

Explain the concept of similitude in fracture mechanics : Under what conditions is it likely to fail in (a) quasi-static fracture and (b) cyclic fracture. |

Creative and innovative than the traditional organization : What factors account for the fact that the learning organization is described as more creative and innovative than the traditional organization form? |

What does the final logic expression indicate : The Karnaugh map is a structured way to simplify a Boolean expression. Its main advantage is that it can always reduce an expression to its simplest SOP form. What does the final logic expression indicate? |

Is there a visual element like a movie or a dancer : What I'm Looking for in Your Essay: Tell me what you are seeing and where. Where is the venue? What does it look like? What kind of people are there? Who are the performers? What are they performing? What are their instruments? Is there a visual e.. |

Accumulated depreciation and the book value : Using the equal installment method, prepare a depreciation schedule that shows, for each year, the annual depreciation, the accumulated depreciation and the book value at the end of each year. |

## Calculate volume and approximate hydraulic retention timePrimary treatment removes ~25 percent of the BOD. Calculate the volume (m3) and approximate hydraulic retention time (h) of the aeration basin required to run the plant as a "high rate" facility (F/M = 2 kg BOD/kg MLSS-day). |

## Determine what is the convective acceleration midwayA nozzle is shaped so that the velocity of flow varies linearly from base to tip. Assuming quasi-one-dimensional flow, what is the convective acceleration midway if v-base= 1 ft/sec, v-tip = 4 ft/sec, and L=18" |

## Determine the force p in the coupling between the trailer anThe hydraulic braking system for the truck and trailer is set to produce equal braking forces for the two units. If the brakes are applied uniformly for 5 sec to bring the rig to a stop from a speed of 20 mph while moving down a 10 percent grade |

## Calculate the internal resultant normal force nBeam AC has been cut at D, and the left section free-body diagram is shown. Calculate the internal resultant normal force N, shear force V , and bending moment at D, M. Use the sign convention for internal resultant loading in a beam. |

## Calculate the maximum mixing height in metersCompute the critical buckling load for a 2.5m timber column of full size square section 0.10m x 0.10m. The column has pinned ends(k=1). Assume the modulus of elasticity is 12Gpa and that the Euler formula applies. |

## Determine the pressure within the tank using psf as unitA water-filled U-tube manometer is used to measure the pressure inside a tank that contains air. The water level in the U-tube on the side that connects to the tank is 5 ft above the base of the tank. |

## Calculate the air mass temperature at the 1500 m. and 1000Consider a mass of air at 18 ºC, which is located at 1,000 m. above mean sea level. A strong wind moves the air mass over a mountain range at 2,500 m. mean sea level and then the air descends to an elevation of 500 m on the leeward |

## Consider a cantilever mass-less beam subjected to aconsider a cantilever mass-less beam subjected to a concentrated mass at the tip of the beam.nbspassume length l |

## Determine the total deflection due to the two weightsa cantilevered W12X136 (ASTM-A36) steel member beam is 18 feet in length. if a concentrated load of 12 kips is applied at a point 6.25 feet from the beam's free end, use the superposition technique |

## Rappahannock above the point where the two streams mixThe Rappahannock River near Warrenton, VA has a flow rate of 3.00 cms. Tin Pot Run (a pristine stream) discharges into the Rappahannock at a flow rate of 0.05 cms |

## How many cubic feet of seawaterhow many cubic feet of seawater, density 60 lb/ft^3, must be processed to recover 1 ton of magnesium, 1,272 ppm? |

## Problem related to specific gravity of solidsA soil specimen has a water content of 18% and a wet unit weight of 118.5 lb/cu. ft. The specific gravity of solids is found to be 2.72. Find the: |

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