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A closed tank has an enclosed airspace above the surface of water which fills the tank to a depth of something over a foot. At 12 inches below the water surface a manometer is connected to the tank, but the upper six inches in the manometer is oil with a specific gravity of 0.8. The top surface of the oil in the manometer is even with the water surface inside the tank. If the ambient pressure is 14.5 lbf/in2, what is the air pressure above the water surface in the tank? The density of water is 62.4lbf/ft3.
At what location s will the combined moment of the weights of the man and platform about point B be zero?
prepare the project objectives based on the requirement out lined at the next page.the following is the project
How often would the sample have to be taken - If the objective was to determine the average value of the material in the bunker, how could this be done by making one measurement?
A dockworker applies a constant horizontal force of 71.0 to a block of ice on a smooth horizontal floor. The frictional force is negligible. The block starts from rest and moves a distance 11.5 in a time 5.00 . what is the mass of the ice block?
A first class lever, in static equilibrium, has a 50lb resistance force and 15lb effort force. The lever's effort force is located 4 ft from the fulcrum.3. Using static equilibrium calculations, calculate the length from the fulcrum to the resista..
under a stress of 1105 mpa a sample of ag has a modulus of elasticity of 580 gpa. assuming the center-to-center
You have a 120 Ω quarter bridge 2 wire set up with Sg=2.10 and an unknown lead wire resistance. A 59880Ω calibration resistor is switched in parallel to the gage only and a recording instrument is set to give a -100 mm deflection for this calibrat..
A small steel ball bearing with a mass of 13 g is on a short compressed spring. When aimed vertically and suddenly released, the spring sends the bearing to a height of 1.35 m. Calculate the speed at which the ball leaves the spring.
Also, compare with the efficiency of an Otto cycle operating with the same maximum pressure.
consider the annulus formed between a rod of radius r0 and a tube of radius r1. find the velocity profile for couette
Find the turbine's (b) isentropic efficiency (%), (c) reversible work (kJ/kg), (d) irreversibility(kJ/kg), and (e) exergy destruction (kJ/kg). (f) Draw a T-s diagram of the process
a large tower is to be supported by a series of steel wires.it is estimated that the load on each wire will be 11100N. determine the minimum required wire diameter assuming a factor of safety of 2 and a yield strength of 1030MPa.
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