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What is the kinetic energy of the vehicle in Btu? If gasoline costs $4.10/gallon, how much money is saved by not stopping at the stop sign? Use your answer from part (c).
If 35% of the total mass escapes into the atmosphere while the temperature is held constant, what is the phase of the remaining contents?
Write a short report that outlines both the process if polymerisation and the potential uses of plastics and rubber in engineering?
Calculate the static pressure in the exhaust jet stream at the nozzle exit for the following ambient pressures:4.5 MPa, 3.5 MPa and 0.8 MPa. Calculate the mass flow rate for the same three conditions
Under ideally expanded conditions the exit pressure is 100 kPa; what is the Mach number and the velocity at the exit?
The nozzle is adiabatic and there are no losses. (a) Calculate the flow rate. (b) Determine the throat area. (c) Calculate the exit area.
Determine the maximum steady-state hay temperature for dry hay (q dot = W/m^3), moist hay (q dot = 10 W/m^3), and wet hay (q dot = 100 W/m^3).
Determine the tangential force F and the normal force N acting on the collar when theta = 45 degrees, if the force F maintains a constant angular motion theta dot = 2 rad/s.
The water receives 8 BTU by heat transfer. Determine the temperature, in degrees F, presssure in lbf/in^2, and quality of the water at its final state.
Determine the maximum depth of water possible without the wall tipping over. The wall simply rests on the ground without being anchored to it.
Write a computer program which uses Newton's method to solve for both roots of the following system of nonlinear equations.
Determine the amount of energy transfer by work from the steam to the piston during the process, in KJ. Also determine the initial and final quality and the enthalpy change.
Gas is sampled at atmospheric pressure from the exhaust manifold of an IC engine and analyzed. Calculate the equivalence ratio at which this engine is operating.
Calculate the exhaust-gas composition (both molar AND mass-based) of an SI engine fueled with butane (C4H10) operating at an equivalence ratio of 0.9. Assume the fuel is fully burned within the cyl
Estimate the mass of fuel (mg) and air (mg) entering each cylinder per cycle. The engine displaced volume is 2.4 liters. What is the volumetric efficiency (%)?
Determine the tangential force F and the normal force N acting on the collar when Theta= 45degrees, if the force F maintains a constant angular motion Theta(dot)= 2 rad/s.
Air at an inital temperature of 40 deg C and initial pressure of 200 kPa undergoes a polyatropic process until it reaches a new temperature and pressure of 100 deg C and 400 kPa respectively.
Design variable are parameters that: a. describe specific conditions of use b. are under the control of the design engineer c. measure product performance.
Assuming that the resistance to mass transfer is a gas phase film of thickness 0.3mm, calculate the molar flux of A from the liquid to the gas phase. The following information is required.
How would operation of a microwave clothes dryer differ from a conventional dryer? Which is likely to have the greater energy utilization efficiency and why?
Determine the maximum torque that can be applied to a 12" long hollow steel cylindrical tube with an OD of 4" and an ID of 3" without exceeding a shear stress of 8000 psi.
If the elongation in diameter is limited to 0.025 mm when the bar is compressed by axial compressive forces, determine the maximum allowable compressive force P(allow) that is permitted?
What will be the resulting velocity of the cord with attached weight B if the pulley may be regarded as a thin solid disk of mass m and outer radius R?
Find kinetic energy T of the whole system for the case where the arm rotates in horizontal plane with constant angular velocity .
Derive formula for resulting horizontal acceleration of the spool's mass center. Explain in words meaning of positive and negative values of .