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The tolerance limits on the radii of the inner and outer cylinders of Fig. 9.9 exert a strong influence on the accuracy of the viscosity measurement. Establish a relation expressing the percent uncertainty in the viscosity measurement as a function of the uncertainty in these radius measurements. Assume that the torque, angular velocity, and bottom-spacing measurements are exact for this calculation. Assume that the uncertainty (tolerance) is the same for both cylinders.
an 80-lb n boy sitting in a stationary 20-lb wagon wants to simulate rocket propulsion by throwing bricks out of the
A flow of 1 kg/s air at 300 K is mixed with a flow of 2 kg/s air at 1500 K in an insulate pipe junction at a pressure of 100 kPa. Find the exit temperature and the energy destruction.
Given the unity-gain bandwidth for an ideal op-amp equal to 5.0 MHz, find the voltage gain at a Avc
Prove that the ratio of depth to width of the strongest beam
Estimate the average pressure C in the seal area of design (a) and the average increase T in the initial tension in each of the 16 bolts of design (b).
a metal has a cubic structure with a density of 1.892 gcm3 an atomic weight of 132.91 gmol and a lattice parameter of
a structural component in the form of a wide plate is to be fabricated from a steel alloy that has a plane strain
a piston-cylinder device contains 6 kg of h2 and 21 kg of n2 at 160 k and 5 mpa. heat is now transferred to the device
Water is the working fluid in a Rankine cycle. Superheated vapor enters the turbine 10MPa, 480 celcius, and the condenser pressure is 6kPa. The turbine and pump have isentropic efficiencies of 80 and 70% respectively.
1 a bottle filled with soda rests on the conveyor of a grocery check-out. the bottle weights 2 lbs the cg is 8 inches
Using the transport theorem approach, derive the conservation of linear momentum equations. State all assumptions. Why the transport theorem is required in the context of aircraft dynamics?
A piston/cylinder arrangement contains water of quality x = 0.7 in the initial volume of 0.1 m3, where the piston applies a constant pressure of 200 kPa. The system is now heated to a final temperature of 200°C. Determine the work and the heat tr..
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