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Cantilever Beam with maximum tensile strength.A cantilever beam is to be made using a symmetrical I section beam. The cantilever is to carry a load of 40kN at a distance 2.5m from the fixed end. The situation allows for a depth of I beam to be no greater than 250mm. I beams of this depth are normally supplied with a flange of thickness 8mm and web thickness of 6mm. Calculate the flange width if the maximum tensile stress is not to exceed 180MN/m2.
What load P allow can be supported at the midpoint of the bar if the yield stress in the steel wires is 220 MPa and in the aluminium wire is 80 MPa? A saftey factor of n = 2 is needed.
Load that can be lifted by aerostat balloon An aerostat balloon is filled with hydrogen. It has a volume of 1000m^3 at constant air temperature of 27 degree C and pressure of 0.98bar.
Determine the average luminous exitance of the opaque interior surfaces of the room - what is the reflected component at this point?
draw a free body diagram for each of the two situations. use the "radial" Newton's law to find the tension in the string at each of these situations.
Sketch the frequency response of the system. Overlay the frequency spectrum of the excitation and as you start the system up, increasing Ω from 0 to 60 rpm, what speeds are most likely to excite large amplitude response? Why?
Calculate the head provided by the pump and Calculate the brake power required if the pump efficiency is 75% (kW).
The mean diameter of a conical friction clutch is 250mm with a width of the conical surface being 50mm. The clutch is lined with a material having a coefficient of friction of 0.25
Design life is 9630 hours, rotating at 250 rpm, load of 880 lbs, what is the basic design load rating (assuming no axial loads)?
Evaluate the position and magnitude of the maximum bending moment.
Determine the rate of metal removal when the wheel is engaged in the work and if the number of active grits per square inch = 200, determine the average chip length and the number of chips formed per time
Determine if the shaft has infinite fatigue life. If not, determine the number of cycles to failure. Also determine the safety factor for first cycle yield and draw a free body diagram, shear and moment diagrams, and graph the loads on the shaft..
Determination of the open-loop system
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