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Problem - Three SAE Class 4.8 bolts (Sp = 310 MPa) are used to attach a rigid beam to a rigid support structure. A load P of 1000 N is applied as shown (assume no friction between the plates and neglect axial stress caused by the tightening of the bolts).
a) Determine the load on each bolt.
b) Determine the minimum standard size bolt required from the Table provided.
Assuming that the occupants' body heat provides a continuous source of 320 W within the igloo, calculate the inside air temperature when the outside air temperature is Too = -40 C. Be sure to consider heat losses through the floor of the igloo.
4 kgs of saturated liquid water is heated in a steam boiler at 2 mpa to an outlet temperature of 250 c. determine the
a pressure gage connected to a tank of oxygen reads 50 psi and the temperature of the oxygen is 80degf. if the local
calculate the power required to drive a steady-flow compressor if air flowing at a rate of 1kgs enters at 100kpa
a 10-lb block is attached to an unstretched spring of constant k12lbin. the coefficients of static and kinetic friction
a closed-end cylindrical pressure vessel constructed of carbon steel has a wall thickness of 2 mm a diameter of 150 mm
the critical heat flux of water at 1 atm is qmax 1258.7 kwm which occurs at ?t 30c. boiling enters the transition
A medical investigator is proposing to use radioactive spheres for thermal ablation of tumors. The idea is that the radioactivity will generate heat at a constant, uniform rate, G (J m-3 s-1), that will raise the temperature of the sphere relative to..
a body is in sliding contact with an unlubricated horizontal surface and is horizontally constrained by a spring. the
A piston-cylinder device contains 25 ft3 of nitrogen at 40 psia and 700°F. Nitrogen is now allowed to cool at constant pressure until the temperature drops to 200°F. Using specific heats at the average temperature, determine the amount of heat los..
At a certain location in a duct, moist air at 35 C, 125 kPa and a relative humidity of 50% flows at a volume flow rate of 50 m^3/s. using tabular data, determine the following: i)the humidity ratio ii)the dry air mass flow rate (kg/s) iii) the water ..
Determine the rates of energy transfers by mass into and out of the compressor. Assume the kinetic and potential energies to be negligible.
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