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The area at the nozzle inlet is 0.1m^2.At the nozzle exit the area is 0,02m^2. Determine the gage pressure at the nozzle inlet to produce an otlet speed of 50m/s?
Based on work from your friend, you assume that the fractional conversion of A is 0.50. Calculate the outlet molar flow rate of A. Calculate the reaction rate, R_1 for the reaction
However, he does not record the direction of the flow. Show that you can deduce the direction of the flow based only on these measurements. Explain your solution.
Apply risk management techniques (all steps) learned in the class to analyze the failure and what could have been done to prevent it?
At what angle θ must the pipe be inclined downward from the horizontal for the pressure in the enitre pipe to be atmospheric pressure and the flow rate to be maintained the same?
Air enters a compressor operating at steady state at 17oC, 1 bar and exits at a pressure of 5 bars. If there are no internal irreversibilities, evaluate the work and heat transfer, each in kJ/kg of
What is velocity of plate B right after impact? Set up a proper equation that relates states of plate B + spring (A) right after impact and (B) maximum compression.
Refrigerant 134-a enters a condenser of a residential heat pump at 800 kPa and 35oC at a rate of 0.018 kg/s amd leaves at 800 kPa as a saturated liquid.
What is the output power Pout of motor at the instance that crate reach B? Pout can be also evaluated by Pout = F.V . What are F and V in this case? Also find their magnitude.
A rigid, insulated vessel is divided into two compartments connected by a valve. Initially, one compartment, occupying one third of the total volume, contains air at 500 degrees R, and the other is
A glass fiber reinforced (random orientation) polycarbonate polymer matrix composite has a density of 1.52 g/cm3. The density of E-glass used is 2.58 g/cm3 and that of the polycarbonate is 1.2 g/cm3
Electrical conductivity of stainless steel at room temperature is 0.2 x 107 ?-1 m-1. A 10 foot long piece of stainless steel wire of diameter 60 mil (60x10-3 in.) is subjected to an electric potenti
What is the conversion resolution? Code width? When the inputs are -2.3V and 3.5V respectively, what are the converted digital outputs?
The electrical resistivity of 90wt.% Cu-10wt.% Ni cupronickel alloy at room temperature is 16x10-8?.m. The electrical conductivity of copper at room temperature is 6.0x107(?.m) -1. Densities of Cu a
A mass of 12 kg refrigerant 134a initially exists as a saturated vapor in a piston cylinder device at 240 kpa. Determine work provided by the electrical source.
A well-insulated rigid tank of volume 10 m3 is connected by a valve to a supply line carrying air at 227oC and 10 bar. The tank is initially evacuated. Air is allowed to flow into the tank until the
Sketch the cycle on p-v and T-s coordinates. For each process, associate work and heat transfer with the areas on these diagrams.
Determine the work done in lifting a 250-lb refrigerator 4 ft vertically into a van. Alternatively, the refrigerator could be placed on a cart and rolled up a 10-ft-long ramp.
The thermal conductivity parallel to continuous reinforcing fibers in a composite with E-glass in a matrix of polyester is found to be 0.65 W/m.K. The thermal conductivity of E-glass is 0.97 W/m.K a
The breaking strength X [kg] of a certain type of plastic block is normally distributed with a mean of 1500 kg and a standard deviation of 50 kg.
You are an engineer in an electric-generation station. You know that flames in the boiler reach a temp of 1200 K and that cooling water at 300 K is available from a nearby river. What is the max eff
A household refrigerator with a cop of 1.8 removes heat from the refrigerator space at a rate of 90 KJ/min. Determine the electric power consumed by the refrigerator and the rate of heat transfer t
The axel meets specifications as long as it is between 1.32 and 1.39 cm. What is the probability that a randomly chosen axel does not meet specifications?
A supersonic aircraft consumes 5320imperial gallons of kerosene per hour of flight ang flies an average of 14 hours per da.It takes roughly seven tones of crude oil to produce one ton of kerosene.