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The mass flow rate through the nozzle was found to be 1.08kg/sec and the exit velocity was found to be 74.4m/s. Calculate the exit pressure show all work.
At Sea level. The burner heats it to 277 Celsius. Is the pressure inside enough to escape past the pressure regulator? At 0.8 atm?
What mass is needed for the pressure regulator to maintain 1 atm gage pressure in the cooker? If the cooker is 12 inches in diameter, what is the minimum total force required to keep the lid on tigh
At that instance, the water on the open side has gone down 4 cm. The side with the cap has gone down 1 cm What is the pressure difference the cap caused at that instant?
Find the work output of the turbine if the turbine efficiency is 90 percent, the heat transfer in the condenser, and the thermal efficiency of the cycle.
The maximum-sized internal flaw in a hot-pressed silicon carbide ceramic is 25 nanometers. If this material has a fracture toughness of 3.7 mPam.
Assuming that the process is reversible and adiabatic and that air is an ideal gas, what are the exit pressure and temperature of the air in kPa and °C respectively?
Determine the deflection and slope at point A using integration method. b. If the beam material is made of steel and is of square cross section, assume your own values of w.
The pump and turbine are isentropic. A) What is its thermal efficiency? B)At what rate is energy bing given off by heat transfer to the cold thermal reservoir?
Assuming that the diameter of the shaft is d, determine the expressions for the principal stresses and maximum shear stress in terms of Ma, Ta and d.
Estimate the time and distance required to decelerate the aircraft to 100 knots, assuming that the breaks are not used and the drag of the aircraft is negligible.
Write a program that asks the user to enter the names of three salesmen. The program should then accept the sales produced for each quarter of the year.
(a) Derive an expression for the wind speed as a function of the deflection angle. (b) What thickness of brass should be used to give theta=30 degrees at a wind speed of V=10 m/s?
Evaluate the length Reynold's Number of the fin. Estimate the location of transition from laminar to turbulent flow in the boundary layer.
The compression ratio is 20 and cutoff ratio is 1.8. If the air is treated as ideal gas and it has a constant specific heat ratio of 1.4, determine the maximum temperature.
Three lbm of saturated water vapor , contained in a closed rigid tank whose volume is 13.33 ft3 , heated to a final temperature of 400o. Sketch the process on a T-v diagram.
Determine: 1) The maximum temperature 2) The heat addition per unit mass 3) The net work per unit mass 4) The thermal efficiency 5) The mean effective pressure.
What is the specific enthalpy at the turbine entrance? (in BTU/lbm) What is the quality at the turbine exhaust? How much heat is added in the boiler?
What is the quality at the turbine exhaust? How much heat is added in the boiler? How much heat is transferred in the condenser? How What is the cycle thermal efficiency of this cycle?
A gas turbine operating on an ideal Brayton cycle has a pressure ratio of 7. Determine the gas temperatures at the turbine and compressor inlets, the back work ratio, and the thermal efficiency.
An ideal Diesel cycle has r=23 and r_c=1.86. Determine the specific net-work (i.e. net-work per unit mass flow) in terms of the initial temperature of the cycle.
Gorilla Glass is the trademark for a glass sheet manufactured by Corning. Explain key feature(s) of this glass and how they can be achieved in terms of process and the resulting structure.
Calculate the moisture content of the emerging chips and determine whether the design specification of less than 15% H2O has been achieved.
A converging-diverging nozzle, with Ae/At 5 1.633, is designed to operate with atmospheric pressure at the exit plane.
Determine the size of the shaft so that the maximum shear stress in the shaft does not exceed 80 MPa. Assume that the applied torque is 50 kN-m and the bending moment is 12 kN-m.