A tray rests on an extendible arm consisting of two steel tubes with two different outer diameters. The downward force at the tray center F0 = 1000 N. Determine the downward deflection of the tray center and the tilt angles of the tray about each coordinate axis. The wall thickness of both tubes is 4 mm. Take d1 = 40 mm, d2 = 34 mm, a = 500 mm, b = 300 mm, and Esteel = 200 GPa.

Estimate the storm precipitation for station x for condition : Precipitation station X was inoperative for part of a month during which a storm occurred. The respective storm at the three surrounding stations A,B and C were 98,80 and 110mm |

Greenhouse gases and global climate : The methods used in Stern Review should be discussed critically- especially the use of discounting |

Determine the minimum thickness of the welds : The tank has an inside diamater of 100 cm and will be subjected to a maximum internal pressure of 820 kPa. The allowable tensile stress in the wall is 83 MPa, and the allowable tensile stress in the weld is 55 MPa. |

Essay on management and organization : Essay on management and organization |

Determine the downward deflection of the tray center : A tray rests on an extendible arm consisting of two steel tubes with two different outer diameters. The downward force at the tray center F0 = 1000 N. Determine the downward deflection of the tray center and the tilt angles of the tray about each .. |

Discuss the advantages and disadvantages of attached growth : Biological treatment processes for wastewater can be catogarised as dispersed growth and attached growth systems. Discuss the advantages and disadvantages of attached growth systems over dispersed growth systems. |

Current international marketing issues : Current international marketing issues facing businesses operating between countries. |

Calculate air flow required in cfm to transfer in hvac duct : Calculate the Air flow required in CFM to transfer 5,004 BTU/Hour in an HVAC duct given that the temperature difference (Delta-T) between the room and the supply air is 23 DegF. |

Draw p-v dia for pure component and label appropriate point : Draw a P-V diagram for pure component and label appropriate points such as superheated region, isothermal line, etc. |

## What is the benzene concentration at the dwtpat steady stateAn industry is illegally dischargingbenzeneinto a river. The concentration in the river atthe point of discharge is 0.2mg/L. A drinking water treatment plant (DWTP) is located 1.5km downstream. The watervelocity in the riveris 0.35km/day. |

## Strength to operate the pulleyIf the difference in weight between the two baskets must greater than 15 lb they will not have the strength to operate the pulley. The King weighs 195 lb, the princess weighs 105 lb, and the prince weighs 90 lb. |

## Determine how much soil must be removed from the siteThe minimum safe side slope for an excavation in a certain type of soil is 3 horizontal to 1 vertical. If a foundation excavation must be 40 ft wide x 60 ft long x 20 ft deep, How much soil must be removed from the site |

## What is the force between the bar and block dBlock D sits freely on the homogeneous bar and experiences a gravitational force of 50N. Homogeneous bar AB experiences a gravitational force of 25 N. What is the force between the bar and block D? |

## Determine flow rate of water that will cause a pressure dropDetermine the flow rate of water (20 degrees celcius) that will cause a pressure drop of 17250 N/m^2 in 350m of horizontal, cast-iron pipe (d=60cm). assume minor losses are negligibe |

## Determine the velocity v2 of the particleThe motion occurs in the horizontal x-y plane. Determine the velocity V2 of the particle at the end of the 3-s interval. |

## How to design the curve of the roadway at stationAn equal tangent vertical curve is to be constructed between grades of -3.0% (initial) and 1.0% (final). The PVI is at station 110+00 and elevation 420 ft. Due to a street crossing the roadway, the elevation of the roadway at station 112+00 must b.. |

## Compute the seepage velocityCompute the seepage velocity and estimate the hydraulic gradient in the aquifer if the porosity of the soil is 42%. |

## Magnitude of acceleration-along a circular pathThe boat is travelling along a circular path with a speed v=(0.0625t). Determine the magnitude of its acceleration when t=10s |

## Calculate the surface area of a rectangularHow will calculate the surface area of a rectangular open trench Length=100 mtr,Width=.6mtr,Depth= .75mtr. |

## Determine the shear stress in the water at yThe velocity distribution for water (20 C) near a wall is given by u=a(y/b)^1/6 where a=10m/s, b=2mm, and y is the distance from the wall in mm. Determine the shear stress in the water at y=1mm. [viscosity of water at 20 C = 1.81 x 10^-5] |

## Calculate the ph of the solutionA 1.50 L buffer solution is 0.250 M in HF and 0.250 M in NaF. Calculate the pH of the solution after the addition of 0.0500 moles of solid NaOH. Assume no volume change upon the addition of base. The Ka for HF is 3.5 x 10-4. |

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