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If a certain EDM has a centering error of 3mm and a scalar error of 3ppm, what is the uncertainty in a observed distance of 1380.25 ft
The 90-lb boy and 75-lb girl wald towards eachother with constant speed on a 330-lb cart with frictionless wheels. assume that the cart was at rest befor the boy and girl start walking.
A 50-kg crate is pulled by the constant force P at an angle of 30 deg off the x axis- the crate starts from rest and achieves a speed of 10 m/s in 5 s. the coefficient of kinetic friction between th
The uniform 25 kg plate is welded to the vertical shaft, which is supported by bearings A and B. Calculate the magnitude of the force supported by bearing B during application of the (M =) 140 N&mid
You have been hired to do a survey to search for old tunnels that are rumored to be in the area, previously used to smuggle people across the US-Mexico border. The tunnels are not expected to be exc
According to the Owner's Manual for the Gateway Arch by William Thayer, the construction made use of the following mathematical equation. y(x) = a + b * cosh( c * x) a= 693.8597 b= -68.7672 c=.01003
a thermometer reading 10 degrees Celsius is brought into a room whose temperature is 23 degrees Celsius. two minutes later the thermometer reading is 18 degrees Celsius. how long will it take until
Consider a lake whose fish population is governed by the equation: dP/dt= 0.1P[(P/10)-1] if the initial fish population is 3,000 and assuming no fishing is allowed in the lake, what is the fish popu
Figure out the times he was at each of these companies, who else was there at the time and how they might have collaborated. Include the technologies that were in use or being developed.
The wedge is used to level the member. Determine thehorizontal force P that must be applied to move the wedge to theright. The coefficient of static friction between the wedgeand the two surfaces of
Water flows from a ground storage tank that is 450 feet above a town's water distribution system. The pressure at the entrance of the system must be at least 75 psi and the demand is 1350 GPM.
The discharge from the Renenutet sugar beet plant causes the DO at the critical point to fall to 4.0 mg/L. The Meskhenet Stream has a negligible BOD and the initial deficit after the river and waste
A pump delivers 60 degrees F water at 2000 gpm through a vertical pipeline 300 ft high. Find the minimum horsepower input to the pump. Assume that atmospheric pressure exists at both the pump inlet
Water pressurized to 3.5 x 105 Pa is flowing at 5.0 m/s in a pipe which contracts to 1/3 its former area. What is the pressure and velocity of the water after the contraction
A 3-in. Schedule 40 steel pipe is 5000 ft long and carries a lubricating oil between two points A and B such that the Reynolds number is 800. Point B is 20 ft higher that A.
Compute the energy loss in a 90 degree bend in a steel tube used for a fluid power system. The tube has a 0.5 inch outside diameter and a wall thickness of 0.065 inches. The mean bend radius is 2.00
find the volume of the given solid region bounded below by the cone z=sqrt(x^2+y^2) and bounded above by the sphere x^2+y^2+z^2=128. using triple intergrals.
The pressure at the entrance of the system must be at least 75 psi and the demand is 1350 GPM. The pipe material is to be riveted steel and the length of pipe is 5,000 feet. What size pipe should be
Using pie method, derive an expression for the velocity of a jet of viscous liquid issuing from an ori ce under static head if this velocity depends only on head, ori ce diameter, acceleration due
Use dimensional analysis with the following parameters: height of spillway (P), head on the spillway (H), viscosity of liquid, density of liquid, surface tension, and acceleration due to gravity.
A trapezoidal channel cut into rock has a bottom width of 4 ft, side slopes of 1:1 and a channel slope of 0.0005. What is the critical slope of the channel.
Assume the components act independently and that they are equivalent in the sense that all 3 of them have an 85% success rate. Consider the random variable X as the number of components out of 3 tha
A semiautomated system has been developed as an alternative. The costs for the proposed method are $40,000 for equipment and $1.00 per manufacturing cost per unit. What is the break-even number of u
A 30 g bullet is fired with a horizontal velocity of 450 m/s through 3-kg block B and becomes embedded in carrier C which has a mass of 30 kg. After the impact, block B slides 0.3m on C before comin
This project is expected to have a first cost of $2,000,000 and an annual maintenance cost of $50,000. In addition, major repairs costing $250,000 will be required after 25 years and each 15 years t