What is the exit air speed

Assignment Help Mechanical Engineering

Reference no: EM13701088

Air enters a machine at 373 C with a speed of 200 m/s and leaves it at 293 C. If the flow is adiabatic, and the work output by machine is 105 Nm /kg, what is the exit air speed? What is the exit air speed when machine is delivering no work?

Reference no: EM13701088

Questions Cloud

Rate of heat transfer and outlet temperature of glycerine : A heater exchanger uses 6 kg/s cold water at 10 C in a counter-flow heat exchanger to cool a hot glycerine (cp = 2.05 kJ/kg-K) stream that enters at 300 C at a rate of 10 kg/s. If the water exits the heat exchanger at 50 C. find the rate of heat tran..

Find the cycle thermal efficiency and net cycle power : The turbine inlet flow rate is 125 kg/s of saturated steam at 300C for a simple, non-ideal Rankine cycle. The condenser operates at a temperature of 40C. The turbine efficiency is 88% and the feed water pump efficiency is 75%. There is also a pressur..

Temperature inside the cylinder remains constant : A mass of 1.5 kg of air at 120 kpa and 24 degrees C is contained in a gas-tight, frictionless piston-cylinder device. The air is now compressed to a final pressure of 600 kPa. During the process, heat is transferred from the air such that the tempera..

What is the power supplied to the cart : A 2 cm horizontal jet of water with a velocity of 15 m/s is spraying onto a vertical plate attached to a cart moving opposite the direction of the water jet at 8 m/s. Determine the force required to keep the cart moving at a constant velocity.

What is the exit air speed : Air enters a machine at 373 C with a speed of 200 m/s and leaves it at 293 C. If the flow is adiabatic, and the work output by machine is 105 Nm /kg, what is the exit air speed? What is the exit air speed when machine is delivering no work?

The pressure drop per unit length through the crack : A dam with water on one side has a 0.01 inch crack 10 feet below the surface of water. The length of the crack is 5 ft, and the thickness of the dam at that location is 3 ft. The water temperature is 50 degrees F. determine the following: The pressur..

An ideal single reheat cycle uses a turbine inlet conditions : An ideal single reheat cycle uses a turbine inlet conditions of 2500 psia and 1000F and a reheat temperature of 1000F with a reheat pressure ration of P2/P1 = 0.2 and a steam mass flow rate of Ms = 2*10^6 lbm/hr. The condenser operates at a pressure ..

A simple ideal ranking cycle has a power output : A simple ideal ranking cycle has a power output of 660 MW, a turbine inlet condition of T1=1000F, P1=1800 psia and a condenser operating pressure of P2=1.5 psia.

What is poisson ratio and shear modulus of this material : A 1 foot long cylindrical rod with a diameter of 0.25 inch is subjected to a tensile load of 1,500 lbs. Suppose the rod was elongated 0.01 inch under this load, what is the stress and strain created by the load? What is the Young’s Modulus of the mat..

User Account

All Pages