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A grievance has been filed by the union at Dorben Co. regarding the final inspection station, in which the operator slightly lifts a 20 lb assembly, examines all sides, and, if acceptable, sets it b
At the morning break, an industrial engineer quickly measures the worker's heart rate and finds a peak value of 110 beats/min one minute after stopping work and a value of 95 beats/min three minutes
A certain crop has a consumptive use requirement of 1.2 ac-ft of water per acre of crop land. The crop is planted on 780 acres of land. Precipitation falling during the growing season is 3.2 inches.
A present sum of $50,000 at an interest rate of 12% per year compounded quarterly is equivalant to how much money 8 years ago
An old wooden telephone pole with a single cross member was blown off center during a recent storm. To temporarily stabilize the telephone pole, a repair crew has attached a cable from the end of th
The students strikes the sign at a speed of 35mi/h. If the student was travelling at 55mi/h when the sign was first spotted, what was the student's associated reaction time( use practical stopping d
A loose, uncompacted sand fill 6 ft in depth has a relative density of 40%. Laboratory tests indicated that the minimum void ratios of the sand are 0.46 and 0.90, respectively. The specific gravity
A rod consisting of two cylindrical portions AB and BC is restrained at both ends. Portion AB is made of steel (E=29x10^6 psi, α=6.5x10^-6) and portion BC is made of aluminum (E=6.5x10^-6 psi,
The rigid bar AD is supported by two steel wires of (1/16)" diameter (E=29x10^6 psi) and a pin and bracket at D. Knowing that the wires were initially taut, determine (a) the additional tension in e
in a hydrometer test , the results are as follows:Gs =2.60 , temperature of water=24c ,and R=43at 60 min after the start of sedimentation . what is the diameter , D, of the smallest -size particles
Uniform deposits were made on January 1 of 1991, 1992, 1993, and 1994 into a fund intended to provide $1000 on January 1 of 2005, 2006, and 2007. What were the size of these deposits
Workers plan to apply a reflective coating of paint to one surface of an equilateral triangular shaped highway sign. How many square inches of coating need to be applied to the sign if one side of t
Find the depth of a point below water surface in sea where pressure is 1.006 million N/m^2. (Specific gravity of sea water = 1.025)
For the FE pin-pin cable model, solve for the deflection and reactions using the partitioned form. What is partitioned form
Outside factors are related to induced substances (73%) or foreign objects (27%). Natural occurrences are caused by arterial blockage (56%), disease (27%), and infection (e.g., staph infection) (17%
A system consists of liquid oxygen in equilibrium with oxygen vapor. How many phases are present. The system undergoes a process during which some of the liquid is vaporized.
Compute the motor size required to pump 28.3 cms through a 3,050 m long, 3.66 m diameter pipeline to an upper reservoir 610 m above the lower reservoir. Use a friction facter of 0.02 and a pump effi
What do you understand by the term preservation of timber. Briefly explain the different methods of preservation adopted.
design a cylindrical composite column consisting of some steel rods, and also wrapped in nano-fiber material. The column must support a compressive axial force of 500 kips. The columns length is 5 ft.
A 0.4m^3 moist soil sample has the following: Moist mass = 711.2 kg, Dry mass 623.9 kg, Specific gravity of soil solids = 2.68 Estimate: a). Moisture content. b). Moist density.
A simple way to model air pollution over a city is with a box model that assumes complete mixing and limited capability for the pollution to disperse horizontally or vertically except in the directi
If the steel is decarburized in vacuum at 1000 C for one hour, calculate the carbon concentration in steps of 0.2 mm as you go into the depth of the steel (starting with x=0 at the surface) until yo
A 2-inch diameter glass pipe is connected to a pipe network in which the pressure is 70 psig. If the length is 300 ft and the outlet is 10 ft above the pipe, determine the flow rate.
assume that the earth is a smooth sphere and a steel band wrapped around the equator. if 10ft of steel is spliced into the band, what will be the resulting height of the band above the earth surface
A 100 lb force vector F is aligned from A to B. Point A is located at the coordinates (2, 2, 2) and point B at (4,5,6). Calculate the moment of F about the y axis.