The fabrication shop at the university has a request to make a large outdoor barbeque cooker for large university events (graduation, athletic events, CFAW, etc). The Eagle Tank Company has donated a large tank to the university for this purpose. Unfortunately the fabrication shop needs to safely evacuate the tank contents before any work on it can be performed. The tank contains air at an absolute pressure of 175 kPa and temperature of 30°C. The atmospheric pressure is 100 kPa. There is a valve on the tank where the air will be evacuated. The valve at A in the figure has a 5 mm diameter. The fabrication shop wants you to determine the force (F) on the tank to prevent it from moving in order to prevent any safety issues. What is the force (F) required to keep the tank from moving? This is a compressible flow problem. All of the forces on the tank may be taken as in the same plane, thus the problem is one-dimensional.
The fabrication shop at the university has a request to make a large outdoor barbeque cooker for large university events (graduation, athletic events, CFAW, etc). The Eagle Tank Company has donated a large tank to the university for this purpose. Unfortunately the fabrication shop needs to safely evacuate the tank contents before any work on it can be performed. The tank contains air at an absolute pressure of 175 kPa and temperature of 30°C. The atmospheric pressure is 100 kPa. There is a valve on the tank where the air will be evacuated. The valve at A in the figure has a 5 mm diameter. The fabrication shop wants you to determine the force (F) on the tank to prevent it from moving in order to prevent any safety issues. What is the force (F) required to keep the tank from moving? This is a compressible flow problem. All of the forces on the tank may be taken as in the same plane, thus the problem is one-dimensional.

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