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Which is perfectly flexible ,infinitely strong and weightless .When the mass rotating around a fixed center at a constant omega of 200 RPM. a) What is th tension in the string.
A valve in the line connecting the two tanks is opened and the contents are allowed to mix until equilibrium in attained at a temperature of 1080R. Assuming the ideal gas model, determine the initia
Argon enters an insulated nozzle at 3.0 bars, 1200K, 10 m/s and exits at 1 bar, 800K. For steady state operation, determine (a) the exit velocity, in m/s (b) the isentropic nozzle efficiency.
Determine the steady-state solution for the following differential equations. If resonance exists for the equations, determine the resonance frequency, damping factor.
On a hot day, a sweaty athlete stands in a breeze of air at 100oF, 70% relative humidity. To what temperature is the surface of his skin cooled?
A frictionless piston cylinder device with a set of stops contains .5m^3 of saturated H2O vapor at 200 kPa. Calculate the sign and magnitude of work done and heat transfer in this process.
Determine the rate of air flow for the 80 F stream (in lb/hr) if a 7 hp fan is added to homogenize the air mixture within the cooling tower.
A frictionless piston cylinder device contains 5kg of air at 200kPa and 25 degree C. Find the work done and heat transfered during this process.
What is the temperature at the initial state (state 1)? What is the temperature at the final state (state 2)? How much heat is required to achieve the process?
What is the density of air leaving the compressor? What is the volumetric flow rate of air leaving the compressor? What is the power required to operate this compressor?
Determine the largest load which can be applied, knowing that the normal stress must not exceed 18 ksi and that the decrease in length of the block should be at most 0.12 percent of its original len
A heated vertical wall 1.0 ft high of an oven for baking food with the surface at 450 F is in contact with air at 100 F. Calculate the heat transfer coefficient and the heat transfer er ft of width
Determine the acceleration a of the car just after passing point A if the driver does not change the throttle setting or shift into a different gear.
An equimolar mixture of N2 and O2 is heated to 2100 k at 1 atm which generates NO. Calculate the molar values of the equilibrium composition of N2, O2, NO.
Then reposition the links as the 12-in is rotated 110 degree clockwise from the orientation Analytical, Determine the resultant angular displcement of the wheel assembly.
The drive roller for a conveyor belt. a) link A-B is rotating at 80 RPM counterclockwise .b)link A-B is 60mm long,link B-C 40mm long,and dimension A-D is 360 mm. Find the angular velocity of link C-
Water at 300K flows at 0.2 m/s over a 3 cm-diameter cylinder maintained at 400K. Determine (1) Drag coeffiencient and (2) the heat loss from the cylinder per unit length.
Why use the Penalty Method for implementing boundary conditions? What are the advantages/disadvantages of direct versus iterative solutions?
When is it necessary to use GNL over linear? What is the difference in formulation between GNL and linear? What is stress stiffening and how does it affect an analysis (how is it used)?
If the combustion is complete and the exit temperature of the combustion gases is 1200 K, determine (a) the mass flow rate of air and (b) the rate of heat transfer from the combustion chamber.
A fixed quantity of air at T1 = 57oC and P1 = 222 kPa is heated at constant temperature in a piston-cylinder assembly until its volume has increased by 37%.
Write a CUBLOC Basic program (Use BASIC language) to read in four switches connected to ports 32,33,34, and 35 into a byte called Readings.
Determine the minimum diameter required for the shaft. Use dimensions of a = 1400mm ,b = 600mm , and c = 195 mm.
Kinetic and potential energy effects can be ignored. Determine whether it is possible for the work measurement to be correct.
Air is compressed at constant temperature from standard temperature and pressure and volume = 258 in^3 to a volume of 64.4 in3. What is the pressure after the compression (psfa).