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After the bullet passes through A it becomes embedded in block C and all three objects come to stop in the positions. Determine the intial speed of the bullet V0.
Determine the state of the ammonia after the throttling process. If the ammonia is a saturated liquid-vapor mixture, calculate the quality x2.
Verify your finite difference code solution against a semi-infinite slab solution. For this verification, use a constant surface heat flux boundary condition.
If one-half of the liquid is evaporated during this constant-pressure process and the paddle-wheel work amounts to 400kJ, determine the voltage of the source.
Determine: The systems coefficient of performance. The power required to service a 400kW cooling load. What would be the coefficient of performance if the compressor had an efficiency of 80%.
Modify the finite difference MATLAB code to include the meltdown surface heat flux (time dependent). Plot the temperature distribution at t = 0 and two other times prior to container failure.
Determine the mass flow rate of hot water withdrawn from the tank during the shower and the average temperature of mixed water used for the shower.
Steam at 40degrees C condenses on the outside of a 6.40-m-long, 3.7-cm-diameter thin horizontal copper tube by cooling water that enters the tube at 25degress C at an average velocity of 2.15m/s.
Solve using the ideal-gas law, the generalized compressibility factor, and steam tables. Plot the percent error involved in the ideal-gas approximation against temperature, and discuss the result.
Determine the maximum thermal efficiency of the power plant. Why is it misleading to use the temperatures given to calculate this value?
Calculate the amount of work input a refrigerator needs to make ice cubes out of a tray of 0.25 kg of liquid water at 10 C.
A disk of 180 mm radius rotates at the constant rate w2=12 rad/sec with respect to arm CD, which itself rotates at the constant rate w1=8 rad/sec about the Y axis.
The inlet section of a vacuum cleaner is a rectangle, 1 in by 5 in. The blower is able to provide suction at 25 cubic feet per minute. What is the average velocity at the inlet, in m/s?
Determine the max discharge rate of water through the pipe. Determine how long it will take to empty the swimming pool completely.
The density of air is 1.22kg/m^3. Determine the volume rate of airflow in ft^3/s. What is the horsepower output of the fan?
Water is flowing in a 2cm radius pipe with a parabolic velocity profile, Vx(r)=Vmax[1-(r/ro)^2] where ro is the radius of the pipe, and the average velocity is 2m/s.
Determine: The systems coefficient of performance. The power required to service a 400kW cooling load. What would be the coefficient of performance if the compressor had and efficiency of 80%.
The mass of the steam is 1.2 lb, find the work in Btu and the specific volume in ft3/lb. Ignore the changes in the kinetic and the potential energies.
Assume the oil is a Newtonian fluid, and a linear velocity profile applies to the oil film. Determine the kinematic viscosity of the oil.
Express the finite difference formulation of the boundary nodes 0 and 8 for the case of no heat generation. Also obtain the finite difference formulation for the rate of heat transfer at the left bo
How much energy was input to the motor to perform this task? When the compressed air returns to room temperature, what will be its pressure?
Pressure in the radiator drops to 100kPa in 30 minutes. By how much does the air in the room change temperature? Assume the room volume remains constant.
K of the particle board is .170 W/mK. Estimate the heat flux through the wall and plot the temperature distribution through the composite wall.