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A rectangular brass column is loaded with a load of P = 1500 lb applied 0.45 in off its centroidal axis. Find the longest permissible length L of the column if the deflection of its free end cannot exceed 0.12 in.
Figure shows a riveted lap joint. Determine a suitable diameter for the rivets if the ultimate shear strength of the rivet material is 325 MPa and a factor of safety of 6 is to apply.
A 12-module, 20° pinion with 24 teeth drives a tack. If the pinion rotates counter clock wise at 360 rpm. determine graphically the velocity of sliding between the pinion tooth and the rack tooth at the beginning of contact, pitas paint, and at th..
a cylinder-piston arrangement contains 2.5 kg of ammonia at 0.8 mpa and 30 degc state 1. the system is cooled down
consider a hot-air balloon which is comprised of a basket miscellaneous ropes a burner a fuel tank and of course the
For a dc motor, the starting torque and the no-load speed are known, which are denoted by Ts and ωo, respectively. The rotor inertia is J. Determine an expression for the dominant time constant of the motor.
Application: Single stub matching. A transmission line is loaded as in Figure 15.34. If the wavelength on the line equals 5 m, find a shorted parallel stub (location and length of stub) placed to the left of points A-A to match the load to the lin..
Roll out a sheet of blu-tack, punch out a disk with your specified radius, assemble a flywheel for testing on an electric drill and determine the approximate critical rotation speed in rpm - SEM212 T1 2014
The length of the shaft is to be made equal to at least 30 times its diameter.
A balanced-cross-flow compact heat exchanger is required for an air heating system that processes 0.5 kg/s air. The inlet temperature for the hot water is 295 K, and the cold air enters at 270 K to be heated to 287 K. The inlet pressure for the hot w..
One good practice is approaching a manufacturing company and focusing on one of the older machineries and/or products - Another approach is choosing a simple product like a paper clip, buy/ make a number of them... and conduct test/analysis on that ..
in a condenser of a steam power plant the lake water is used as a coolant for the condensing steam. steam enters at 10
Propane is mixed 20% excess air (propane air mixture is initially at 25 C and 2.0 atm) and combusted at atmospheric pressure. It is assumed that the heat transfer between the chamber and the surroundings is negligible. In addition, you may assume tha..
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