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An operating test of a steam turbine produces the following results. With steam supplied to the turbine at 1350 Wa and 648.15 K (375"C), the exhaust from the turbine at 10 kPa is saturated vapor. Assuming adiabatic operation and negligible changes in kinetic and potential energies, determine the turbine efficiency, i.e., the ratio of actual work of the turbine to the work of a turbine operating isentropically from the same initial conditions to the same exhaust pressure.
The volume of each stirred tank is 40,000 liters. In passingthrough this system, by how much has the activity decayed? The reaction follows first order kinetics with a constant density
An EMG recording of skeletal muscle activity has been sampled at 200- 250 Hz and correctly digitized. What is the highest frequency of interest in the original EMG signal?
What are the amplitude reflection and transmission factors with the matching layer at resonance?
This is a fluid dynamics experiment involving the filling and emptying of tanks. The objectives of the experiment include: Determination of the discharge coefficient of the orifice and the equivalent length of a pipe mounted at the outlet of the two..
The effect of a hazardous substance depends on the concentration of the substance that is present in the body's systems. The concentration depends on the stages of toxicokinetics What are the four main stages of toxicokinetics
A mixture of ethanol and benzene is separated in a network of distillation and membrane separation steps. In one intermediate step, a near-azeotropic liquid mixture of 8,000 kg/h of 23 wt% ethanol in benzene is fed to a pervaporation membrane cons..
The core loss at rated voltage is 45 W, and the copper loss at rated load is 100 W. Neglect the exciting current of the transformer. Find the per-unit voltage regulation when the transformer is supplying full load at 110 V and 0.9 lagging power fa..
For the circuit shown in Figure P2.5.3, develop and execute a PSpice program to obtain the node voltages and the current through each element.
Draw a block diagram for the controlsystem.
What concentration of phosphorus (P) would you expect at the top of the boule (X=0)? If the boule is 1 m long and has a uniform cross section,at what position (or Xvalue)would you expect the concentration of phosphorus to be twice as large as it is..
For the conditions indicated in Prob. 7, prepare a log-log plot of fluid velocity in feet per second versus optimum economic pipe diameter in inches. The plot should cover a fluid-velocity range of 1 to 100 ft/s and a pipe-diameter range of 1 to 1..
calculate the selectivity and the overall yield based on ethylene. The unreacted ethylene is not recovered.
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