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Determine the steady-state temperature distribution in the plate. Assume the large flat surfaces to be insulated. If the plate is lying along the x-y plane, then one corner would be at the origin.
Contrast the chase demand (adjusting internal resources to match changes in demand) and the level resource (shifting and stimulating demand to match resources) capacity strategies.
A 4 cylinder, 4 stroke spark ignition engine is running at 2600rpm. The processes in each cylinder are air-standard Otto cycles. Find net work output per cylinder per cycle in Btu.
Determine the velocity of the water issuing from the opening at the bottom. the tank is 15 ft tall from bottom to top where air is on top.
Calculate the apparent emissivity of the hole defined as the ratio of the actual energy emitted to that energy which would be emitted by a black surface.
A spherical meteor has a mass of 2kg and a diameter of 75mm. Assume that CD in air is 0.5. What is the terminal velocity of the sphere in air near sea level at 20 deg C?
Plot the temperature distribution along the line normal to the 15 degree C surface that passes through the center of the pipe. Compute the heat loss from the pipe both graphically and analytically.
The Itaipu hydroelectric power plant has a rated generation capacity of 14000 MWe. If the cost of the dam and the power plant cost 20 billion dollars, what is the cost per rated kWe?
Develop a dimensionless equation for the temperature of the slab. Present dimensionless equation for the left and right wall temperatures. c.) If wall is fire brick, 10 cm thick, q is 400 W/m^2.
If the average solar radiation incident on the dish is 600 W/m2, calculate the surface area of the dish assuming all the incident radiation is captured by the dish.
Knowing that the coefficient of static friction is 0.40 between the wedge and the rod and 0.20 between the wedge and the floor, determine the smallest force P required to raise end B of the rod.
Knowing that the coefficient of static friction is 0.20 at both surfaces of the wedge, determine (a) the force P required to move the wedge to the lft, (b) the components of the corresponding reacti
Determine: a. The net power developed in KW b. The thermal efficiency of the cycle c. The mass flow rate of cooling water in kg/s.
Estimate (a) the impeller diameter, (b) the shutoff head and shutoff horsepower, and (c) the pressure rise, pressure head, and brake horsepower at maximum efficiency.
Determine the average impulsive force acting on the block by the sand if the motion of the block is stopped in 0.9 s once the block strikes the sand.
The volume flow rate of the air returned to the workspace is 1000 m3/min. Atmospheric pressure is 98 kPa. Determine the heat transfer rate from the air, in kW, and the mass flow rate of condensate w
Using a control volume approach, derive a formula for the lift per unit span as a function of the integral of these pressure distributions.
Determine the dimensionless groups using dimensionless analysis, then answer the following quiestions: What speed is necessary in the water tunnel to achieve dynamic similarity?
The volume flow rate of the air returned to the workspace is 1000 m3 /min. Atmospheric pressure is 1 atm. Determine: a. The heat transfer rate from the air, in kW b. The mass flow rate of the conden
The ambient conditions are P = 100 kPa and T = 25 degrees Celsius Calculate the required rotor diameter and the power coefficient.
If the collector can absorb 50 percent of the solar insolation falling on the collector surface, determine the required area of the solar collector for a location where the averaged solar insolation
Using constant specific heats of air at room temperature, determine (a) the temperature after the heat-addition process, (b) the thermal efficiency, (c) the mean effective pressure.
Determine (a) the highest temperature and pressure in the cycle; (b) the amount of heat transferred in, in kJ; (c) the thermal efficiency; and (d) the mean effective pressure. Use specific heat valu
Assuming the surroundings to be at 25°C, determine (a) the reversible power output of the turbine, (b) the exergy destroyed within the turbine, and (c) the second-law efficiency of the turbine.
An electric resistance heater placed in the tank is now turned on and kept on until all the liquid in the tank is vaporized. Determine the entropy change of the steam during this process?