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How could you stitch the two branches of the square root functions together to get a single graph for the complex case? The stitching will give you a figure that would have to intersect itself in th
Determine the force of the rod on the particle and the normal force of the slot on the particle when theta=30 degrees. The rod is rotating with a constant angular velocity.
Determine the pressure that develops in the container when the water reaches this higher temperature. Assume that the volume of the container remains constant.
The volume of the steam is doubled with no mass change, and the steam temperature is maintaned constant. Find the new steam pressure and quality.
Determine the magnitudes of the components of force which the track exerts on the car in the r, theta, and z directions at the instant t=2s. Neglect the size of the car.
Calculate the resolved shear stress acting on the (11-1) plane in the [1-10],[101],and [011] slip directions. Which system(s) will be active first?
When a car is making a turn its rear wheels have different speeds: 24 m/s and 18 m/s. If the rear wheelset has width L = 2 m, what is radius of the circular path of midpoint of the wheel set?
Determine the volume (m3/s) and mass flow rates (kg/s) of water through the hose, and the average velocity (m/s) of water at the nozzle exit.
Find the initial and final pressures (kPa) of air, and calculate the change in internal energy and enthalpy (kJ) of air (i) using values from Table A-22 and (ii) assuming constant specific heats.
Calculate the modulus of resilience for this alloy [in J/m^3 (which is equivalent to Pa)] given that it exhibits linear elastic stress-strain behavior.
Estimate the maximum tensile stress to yield a fatigue life of 2.5*10^7 cycles. Assume the parameter Y has a value of 1.4, which is independent of crack length.
The following data are also known: U2 = 2000 kJ and U3 =3500 kJ. Neglecting changes in in kinetic and potential energy, calculate the change in volume of the gas during process 2-3, in m³.
The relationship between the pressure and volume of the gas during the process is pV²=constant. Sketch the process on p-V diagram and determine the work, in kJ.
A speed reducer with a ratio of 10 to one when tested at 1000 rpm was found to have a 50Nm output torque to a 6 N-m input Torque, what's the efficiency of the speed reducer?
Now all the water is heated until all the saturated liquid is vaporized (state 2). Determine the following the temperature of water in state 2 in degrees.
The velocity of the system changes from 10 ft/s to 50 ft/s, and the elevation decreases by 150 ft. The acceleration of gravity is 32.0 ft/s². Determine change in internal energy of the system,
Delegating some parts of the plan to her subordinates. What are the factors the director needs to consider when she chooses the best way to come up with this plan?
If the temperature of the air at the inlet is 17 C, the exit temperature is 137 C, and the exit area is 200 cm^2, determine the power required (kW) if the inlet velocity is neglected.
The magnitudes of two forces shown are P=16lb and Q=22lb determine the magnitude of the combined moment of P and Q about point 0 and the direction cosines of this vector?
The air temperature at the cruising altitude is about -60 degrees celcius. Determine the Mach number of this plane for the stated limiting conditions.
Earl obtained a loan for 17000 dollars. He will pay it back in 28 months with an interest rate of 9 yearly compunded monthly.
If the initial water enters the boiler as saturated water at 1000 psi a (h=542.4 Btu/Ibm) and leaves as superheated steam at 950 psi a and 1000 F ( h= 1507.4 Btu/Ibm), how much heat is added to the
Calculate the activation energy for vacancy formation in aluminum, given that the equilibrium number of vacancies at 500°C (773 K) is 7.57 × 1023 m3.
A tank with 100 kg of ammonia is connected to a refrigeration loop, with a valve that opens to keep the loop at a constant pressure. How much heat is transferred to the tank during this time?
Calculate the electric power required to run the motor (in hp - round the answer to the nearest higher whole number).