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Describe the properties of the Smith chart when used as admittance chart. In particular, discuss short and open circuit points, relation to the impedance chart, etc.
Consider the pipe and Venturi meter system shown in the three figures at a angle of 30° to the horizontal. The pipe and the Venturi meter in all three systems are identical, but the means of measuring the piezometric head (or pressure head) are diffe..
a 1-in diameter pure copper sphere is suspended in a room where the walls and air are all at 300k. the natural
A rigid rod of negligible mass and length 2l is pivoted at the middle point and is constrained to move in the vertical plane by springs and masses, as shown in Fig. 5.42. Find the natural frequencies and mode shapes of the system.
a 150mm diameter shaft supporting a load of 10kn has a speed of 1500rpm. the shaft runs in a bearing whose length is
Determine the maximum stresses ss and sw in the steel and wood, respectively, if the moduli of elasticity are Es= 209 GPa and Ew= 11 GPa. (Disregard the weight of the beam.)
Determine the width w of the link BC needed so that the structure with load P = 20 kips has a factor of safety equal to 2.5. Link BC is ½ in thick and has a 85 ksi ultimate strength in tension.
a 1200-kg automobile is moving at a speed of 90kmh when the brakes are fully applied causing all four wheels to skid.
a 4140 steel alloy beam is designed to support a load at 50 of the yield stress. the beam is bolted to a bridge truss
a 12-ft3 rigid tank contains refrigerant-134a at 40 psia and 55 percent quality. heat is transferred now to the
A spherical container of outer diameter 2.5 m is buried below the wrath’s surface. The distance of the center of the container to the earth surface is 10 m. The container issued to temporarily store radioactive wastes where heat is generated at a rat..
a gas refrigeration system composed of a turbine a compressor and two heat exchangers is operating at steady state. air
bullet b weighs 0.5 oz and blocks a and c both weigh 3 lb. the coefficient of friction between the blocks and the plane
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