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The density of atmospheric air is about 1.15 kg/m3,which we assume is constant. How large an absolute pressure will apilot encounter when flying 2000m above ground level, where thepressure is 101 kPa?
How many engagement points on the flywheel would be necessary to make this machine safe? Show your work.
a heat exchanger is a device in which heat flows between two fluid streams brought into thermal contact through a
an experimental fireworks shell is launched vertically from point a with an initial velocity of magnitude v0 80 ftsec.
Water enters a hydraulic turbine through a 30-cm-dia pipe. The pressure drop in the turbine is measured by a mercury manometer to be 1.2 m. For a combined turbine-generator efficiency of 83%, determine the net electric output. Disregard the effect..
A 40 mm diameter hole is drilled 3 m deep into the steel shaft. When the two torque are applied, determine (a) the maximum shear stress in the shaft: and (b) the angle of rotation of the free end of the shaft. Use G= 83GPa for steel.
fig book design of machinerywith using the following data for the above diagram find torque at o2 and forces at o2 a
a jeep tows a 400kg block uip a 45deg incline. the coefficients of friction between the block and the ground are us0.6
a steam power plant operates on a rankine cycle between pressure limits of 0.08 bar and 80 bar. the heat added by
for a first order system with a transfer function of 15s2 given a unit step input pleasea. derive the transfer function
water enters vertically and steadily at a rate of 35 ls into the sprinkler shown in figure q.4. the sprinkler has
Air at 90 kpa and -7 C enters an adiabatic diffuser steadily with a velocity of 180 m/s and leaves with a low velocity at a pressure of 100 kpa. The exit area of the diffuser is 5 times the inlet area. Determine (a) the exit temperature and (b) th..
how many people in the u.s. might be expected to die each year as a result of cancer caused by natural background
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