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Determine the speed of the cylinder after it has fallen 200 mm. How far has it fallen when it momentarily stops?
Determine from the company web site whether they provide tools for dealing with all four design levels, and with packaging interactions.
Determine, to the extent possible from the published material, the physical system partitioning, and whether the product uses position-control feedback.
Using the Deal-Grove model, determine dry oxidation times required to produce 100 nm of oxide on a bare silicon wafer at temperatures of 920, 1000, and 1100oC.
What is the edge-length variation for the diaphragm if the actual wafer thickness for different wafers varies between 490 and 510µm.
Discuss the similarities and differences between organisms in the domains Bacteria and Archaea.
Assume you work for CDC and you were assigned to develop a study to investigate the relationship between consumption of sweetened soda and diabetes.
Draw a diagram of a perfectly inelastic demand curve. Suggest an example of a good for which demand might be perfectly elastic.
A jet flies at an altitude of 12 km where the air is at -40oC, 45 kPa, with a velocity of 1000 km/h. Find the Mach number and stagnation temperature on nose.
Find the nozzle exit area, the required pressure out of the pump, and the horizontal force needed to hold the cannon.
If the flow through the nozzle is reversible and adiabatic, determine the velocity and kinetic energy per kilogram of water leaving the nozzle.
How large a force must be applied to a squirt gun to have 0.1 kg/s water flow out at 20 m/s? What pressure inside the chamber is needed?
I drive down the highway at 110 km/h on a 25oC, 101.3 kPa day. What is the force on my hand and what temperature do I feel?
Steam at 1600 kPa, 300oC, flows so that it has a stagnation (total) pressure of 1800 kPa. Find the velocity and the stagnation temperature.
Determine the equilibrium composition of the products and also their temperature at the combustor exit.
If no dissociations are considered, the adiabatic flame temperature is found to be 2461 K. What is it if the dissociation of CO2 is included?
The content is then heated to 3000 K, at which point an equilibrium mixture of CO2, CO, and O2 exists.
Write the combustion equation with no hydrogen in the products and then use the water-gas reaction to estimate the amount of hydrogen present.
It is heated in a constant-pressure process, so the mole fraction of atomic hydrogen, H, is 10%. Find the final temperature and the heat transfer needed.
How should the adiabatic flame temperature be found if the equilibrium reaction 2H2 + O2 ? 2H2O is considered? Disregard all other possible reactions.
Catalytic gas generators are frequently used to decompose a liquid. Calculate the mole fractions of the species in the equilibrium mixture.
One approach to using hydrocarbon fuels in a fuel cell is to reform. Determine the equilibrium constant for this reaction at a temperature of 800 K.
Butane is burned with 200% theoretical air, and the products of combustion, an equilibrium mixture. Determine the equilibrium composition at this state.
Find the equilibrium composition at this state, assuming that only N2, O2, NO, O, and Ar are present.
Assume we only have H2O, O2, OH, and H2 as gases with the two simple water dissociation reactions active. Find the equilibrium composition.